diff --git a/dist/csv-loader/loader.js b/dist/csv-loader/loader.js
index 332b087..65405cc 100644
--- a/dist/csv-loader/loader.js
+++ b/dist/csv-loader/loader.js
@@ -114,13 +114,13 @@ var Parser = class {
         this.consume();
         throw new ParseError("Empty array/tuple not allowed", this.pos);
       }
-      elements.push(this.parseSchema());
+      elements.push(this.parseNamedSchema());
       this.skipWhitespace();
       if (this.consumeStr(";")) {
         const remainingElements = [];
         while (true) {
           this.skipWhitespace();
-          remainingElements.push(this.parseSchema());
+          remainingElements.push(this.parseNamedSchema());
           this.skipWhitespace();
           if (!this.consumeStr(";")) {
             break;
@@ -137,13 +137,13 @@ var Parser = class {
         if (!this.consumeStr("]")) {
           throw new ParseError("Expected ]", this.pos);
         }
-        if (elements.length === 1) {
-          return { type: "array", element: elements[0] };
+        if (elements.length === 1 && !elements[0].name) {
+          return { type: "array", element: elements[0].schema };
         }
         return { type: "array", element: { type: "tuple", elements } };
       }
-      if (elements.length === 1) {
-        return { type: "array", element: elements[0] };
+      if (elements.length === 1 && !elements[0].name) {
+        return { type: "array", element: elements[0].schema };
       }
       return { type: "tuple", elements };
     }
@@ -163,6 +163,28 @@ var Parser = class {
     }
     throw new ParseError(`Unexpected character: ${this.peek()}`, this.pos);
   }
+  parseNamedSchema() {
+    this.skipWhitespace();
+    const startpos = this.pos;
+    let identifier = "";
+    while (this.pos < this.input.length && /[a-zA-Z0-9\-_]/.test(this.peek())) {
+      identifier += this.consume();
+    }
+    if (identifier.length === 0) {
+      throw new ParseError("Expected schema or named schema", this.pos);
+    }
+    this.skipWhitespace();
+    if (this.consumeStr(":")) {
+      this.skipWhitespace();
+      const name = identifier;
+      const schema = this.parseSchema();
+      return { name, schema };
+    } else {
+      this.pos = startpos;
+      const schema = this.parseSchema();
+      return { schema };
+    }
+  }
 };
 function parseSchema(schemaString) {
   const parser = new Parser(schemaString.trim());
@@ -270,7 +292,15 @@ var ValueParser = class {
     const result = [];
     for (let i = 0; i < schema.elements.length; i++) {
       this.skipWhitespace();
-      result.push(this.parseValue(schema.elements[i], false));
+      const elementSchema = schema.elements[i];
+      if (elementSchema.name) {
+        this.skipWhitespace();
+        if (!this.consumeStr(`${elementSchema.name}:`)) {
+          throw new ParseError(`Expected ${elementSchema.name}:`, this.pos);
+        }
+        this.skipWhitespace();
+      }
+      result.push(this.parseValue(elementSchema.schema, false));
       this.skipWhitespace();
       if (i < schema.elements.length - 1) {
         if (!this.consumeStr(";")) {
@@ -352,7 +382,7 @@ function createValidator(schema) {
         if (!Array.isArray(value)) return false;
         if (value.length !== schema.elements.length) return false;
         return schema.elements.every(
-          (elementSchema, index) => createValidator(elementSchema)(value[index])
+          (elementSchema, index) => createValidator(elementSchema.schema)(value[index])
         );
       case "array":
         if (!Array.isArray(value)) return false;
@@ -376,12 +406,12 @@ function schemaToTypeString(schema) {
       return "boolean";
     case "array":
       if (schema.element.type === "tuple") {
-        const tupleElements2 = schema.element.elements.map(schemaToTypeString);
+        const tupleElements2 = schema.element.elements.map((el) => schemaToTypeString(el.schema));
         return `[${tupleElements2.join(", ")}]`;
       }
       return `${schemaToTypeString(schema.element)}[]`;
     case "tuple":
-      const tupleElements = schema.elements.map(schemaToTypeString);
+      const tupleElements = schema.elements.map((el) => schemaToTypeString(el.schema));
       return `[${tupleElements.join(", ")}]`;
     default:
       return "unknown";
diff --git a/dist/csv-loader/loader.mjs b/dist/csv-loader/loader.mjs
index 6602f55..829d3c2 100644
--- a/dist/csv-loader/loader.mjs
+++ b/dist/csv-loader/loader.mjs
@@ -80,13 +80,13 @@ var Parser = class {
         this.consume();
         throw new ParseError("Empty array/tuple not allowed", this.pos);
       }
-      elements.push(this.parseSchema());
+      elements.push(this.parseNamedSchema());
       this.skipWhitespace();
       if (this.consumeStr(";")) {
         const remainingElements = [];
         while (true) {
           this.skipWhitespace();
-          remainingElements.push(this.parseSchema());
+          remainingElements.push(this.parseNamedSchema());
           this.skipWhitespace();
           if (!this.consumeStr(";")) {
             break;
@@ -103,13 +103,13 @@ var Parser = class {
         if (!this.consumeStr("]")) {
           throw new ParseError("Expected ]", this.pos);
         }
-        if (elements.length === 1) {
-          return { type: "array", element: elements[0] };
+        if (elements.length === 1 && !elements[0].name) {
+          return { type: "array", element: elements[0].schema };
         }
         return { type: "array", element: { type: "tuple", elements } };
       }
-      if (elements.length === 1) {
-        return { type: "array", element: elements[0] };
+      if (elements.length === 1 && !elements[0].name) {
+        return { type: "array", element: elements[0].schema };
       }
       return { type: "tuple", elements };
     }
@@ -129,6 +129,28 @@ var Parser = class {
     }
     throw new ParseError(`Unexpected character: ${this.peek()}`, this.pos);
   }
+  parseNamedSchema() {
+    this.skipWhitespace();
+    const startpos = this.pos;
+    let identifier = "";
+    while (this.pos < this.input.length && /[a-zA-Z0-9\-_]/.test(this.peek())) {
+      identifier += this.consume();
+    }
+    if (identifier.length === 0) {
+      throw new ParseError("Expected schema or named schema", this.pos);
+    }
+    this.skipWhitespace();
+    if (this.consumeStr(":")) {
+      this.skipWhitespace();
+      const name = identifier;
+      const schema = this.parseSchema();
+      return { name, schema };
+    } else {
+      this.pos = startpos;
+      const schema = this.parseSchema();
+      return { schema };
+    }
+  }
 };
 function parseSchema(schemaString) {
   const parser = new Parser(schemaString.trim());
@@ -236,7 +258,15 @@ var ValueParser = class {
     const result = [];
     for (let i = 0; i < schema.elements.length; i++) {
       this.skipWhitespace();
-      result.push(this.parseValue(schema.elements[i], false));
+      const elementSchema = schema.elements[i];
+      if (elementSchema.name) {
+        this.skipWhitespace();
+        if (!this.consumeStr(`${elementSchema.name}:`)) {
+          throw new ParseError(`Expected ${elementSchema.name}:`, this.pos);
+        }
+        this.skipWhitespace();
+      }
+      result.push(this.parseValue(elementSchema.schema, false));
       this.skipWhitespace();
       if (i < schema.elements.length - 1) {
         if (!this.consumeStr(";")) {
@@ -318,7 +348,7 @@ function createValidator(schema) {
         if (!Array.isArray(value)) return false;
         if (value.length !== schema.elements.length) return false;
         return schema.elements.every(
-          (elementSchema, index) => createValidator(elementSchema)(value[index])
+          (elementSchema, index) => createValidator(elementSchema.schema)(value[index])
         );
       case "array":
         if (!Array.isArray(value)) return false;
@@ -342,12 +372,12 @@ function schemaToTypeString(schema) {
       return "boolean";
     case "array":
       if (schema.element.type === "tuple") {
-        const tupleElements2 = schema.element.elements.map(schemaToTypeString);
+        const tupleElements2 = schema.element.elements.map((el) => schemaToTypeString(el.schema));
         return `[${tupleElements2.join(", ")}]`;
       }
       return `${schemaToTypeString(schema.element)}[]`;
     case "tuple":
-      const tupleElements = schema.elements.map(schemaToTypeString);
+      const tupleElements = schema.elements.map((el) => schemaToTypeString(el.schema));
       return `[${tupleElements.join(", ")}]`;
     default:
       return "unknown";
diff --git a/dist/index.d.mts b/dist/index.d.mts
index 5dc9b94..74b9215 100644
--- a/dist/index.d.mts
+++ b/dist/index.d.mts
@@ -2,9 +2,13 @@ type SchemaType = 'string' | 'number' | 'boolean';
 interface PrimitiveSchema {
     type: SchemaType;
 }
+interface NamedSchema {
+    name?: string;
+    schema: Schema;
+}
 interface TupleSchema {
     type: 'tuple';
-    elements: Schema[];
+    elements: NamedSchema[];
 }
 interface ArraySchema {
     type: 'array';
diff --git a/dist/index.d.ts b/dist/index.d.ts
index 5dc9b94..74b9215 100644
--- a/dist/index.d.ts
+++ b/dist/index.d.ts
@@ -2,9 +2,13 @@ type SchemaType = 'string' | 'number' | 'boolean';
 interface PrimitiveSchema {
     type: SchemaType;
 }
+interface NamedSchema {
+    name?: string;
+    schema: Schema;
+}
 interface TupleSchema {
     type: 'tuple';
-    elements: Schema[];
+    elements: NamedSchema[];
 }
 interface ArraySchema {
     type: 'array';
diff --git a/dist/index.js b/dist/index.js
index e945fd5..1a1cd39 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -107,13 +107,13 @@ var Parser = class {
         this.consume();
         throw new ParseError("Empty array/tuple not allowed", this.pos);
       }
-      elements.push(this.parseSchema());
+      elements.push(this.parseNamedSchema());
       this.skipWhitespace();
       if (this.consumeStr(";")) {
         const remainingElements = [];
         while (true) {
           this.skipWhitespace();
-          remainingElements.push(this.parseSchema());
+          remainingElements.push(this.parseNamedSchema());
           this.skipWhitespace();
           if (!this.consumeStr(";")) {
             break;
@@ -130,13 +130,13 @@ var Parser = class {
         if (!this.consumeStr("]")) {
           throw new ParseError("Expected ]", this.pos);
         }
-        if (elements.length === 1) {
-          return { type: "array", element: elements[0] };
+        if (elements.length === 1 && !elements[0].name) {
+          return { type: "array", element: elements[0].schema };
         }
         return { type: "array", element: { type: "tuple", elements } };
       }
-      if (elements.length === 1) {
-        return { type: "array", element: elements[0] };
+      if (elements.length === 1 && !elements[0].name) {
+        return { type: "array", element: elements[0].schema };
       }
       return { type: "tuple", elements };
     }
@@ -156,6 +156,28 @@ var Parser = class {
     }
     throw new ParseError(`Unexpected character: ${this.peek()}`, this.pos);
   }
+  parseNamedSchema() {
+    this.skipWhitespace();
+    const startpos = this.pos;
+    let identifier = "";
+    while (this.pos < this.input.length && /[a-zA-Z0-9\-_]/.test(this.peek())) {
+      identifier += this.consume();
+    }
+    if (identifier.length === 0) {
+      throw new ParseError("Expected schema or named schema", this.pos);
+    }
+    this.skipWhitespace();
+    if (this.consumeStr(":")) {
+      this.skipWhitespace();
+      const name = identifier;
+      const schema = this.parseSchema();
+      return { name, schema };
+    } else {
+      this.pos = startpos;
+      const schema = this.parseSchema();
+      return { schema };
+    }
+  }
 };
 function parseSchema(schemaString) {
   const parser = new Parser(schemaString.trim());
@@ -263,7 +285,15 @@ var ValueParser = class {
     const result = [];
     for (let i = 0; i < schema.elements.length; i++) {
       this.skipWhitespace();
-      result.push(this.parseValue(schema.elements[i], false));
+      const elementSchema = schema.elements[i];
+      if (elementSchema.name) {
+        this.skipWhitespace();
+        if (!this.consumeStr(`${elementSchema.name}:`)) {
+          throw new ParseError(`Expected ${elementSchema.name}:`, this.pos);
+        }
+        this.skipWhitespace();
+      }
+      result.push(this.parseValue(elementSchema.schema, false));
       this.skipWhitespace();
       if (i < schema.elements.length - 1) {
         if (!this.consumeStr(";")) {
@@ -345,7 +375,7 @@ function createValidator(schema) {
         if (!Array.isArray(value)) return false;
         if (value.length !== schema.elements.length) return false;
         return schema.elements.every(
-          (elementSchema, index) => createValidator(elementSchema)(value[index])
+          (elementSchema, index) => createValidator(elementSchema.schema)(value[index])
         );
       case "array":
         if (!Array.isArray(value)) return false;
diff --git a/dist/index.mjs b/dist/index.mjs
index df2c2a7..5af0dd2 100644
--- a/dist/index.mjs
+++ b/dist/index.mjs
@@ -77,13 +77,13 @@ var Parser = class {
         this.consume();
         throw new ParseError("Empty array/tuple not allowed", this.pos);
       }
-      elements.push(this.parseSchema());
+      elements.push(this.parseNamedSchema());
       this.skipWhitespace();
       if (this.consumeStr(";")) {
         const remainingElements = [];
         while (true) {
           this.skipWhitespace();
-          remainingElements.push(this.parseSchema());
+          remainingElements.push(this.parseNamedSchema());
           this.skipWhitespace();
           if (!this.consumeStr(";")) {
             break;
@@ -100,13 +100,13 @@ var Parser = class {
         if (!this.consumeStr("]")) {
           throw new ParseError("Expected ]", this.pos);
         }
-        if (elements.length === 1) {
-          return { type: "array", element: elements[0] };
+        if (elements.length === 1 && !elements[0].name) {
+          return { type: "array", element: elements[0].schema };
         }
         return { type: "array", element: { type: "tuple", elements } };
       }
-      if (elements.length === 1) {
-        return { type: "array", element: elements[0] };
+      if (elements.length === 1 && !elements[0].name) {
+        return { type: "array", element: elements[0].schema };
       }
       return { type: "tuple", elements };
     }
@@ -126,6 +126,28 @@ var Parser = class {
     }
     throw new ParseError(`Unexpected character: ${this.peek()}`, this.pos);
   }
+  parseNamedSchema() {
+    this.skipWhitespace();
+    const startpos = this.pos;
+    let identifier = "";
+    while (this.pos < this.input.length && /[a-zA-Z0-9\-_]/.test(this.peek())) {
+      identifier += this.consume();
+    }
+    if (identifier.length === 0) {
+      throw new ParseError("Expected schema or named schema", this.pos);
+    }
+    this.skipWhitespace();
+    if (this.consumeStr(":")) {
+      this.skipWhitespace();
+      const name = identifier;
+      const schema = this.parseSchema();
+      return { name, schema };
+    } else {
+      this.pos = startpos;
+      const schema = this.parseSchema();
+      return { schema };
+    }
+  }
 };
 function parseSchema(schemaString) {
   const parser = new Parser(schemaString.trim());
@@ -233,7 +255,15 @@ var ValueParser = class {
     const result = [];
     for (let i = 0; i < schema.elements.length; i++) {
       this.skipWhitespace();
-      result.push(this.parseValue(schema.elements[i], false));
+      const elementSchema = schema.elements[i];
+      if (elementSchema.name) {
+        this.skipWhitespace();
+        if (!this.consumeStr(`${elementSchema.name}:`)) {
+          throw new ParseError(`Expected ${elementSchema.name}:`, this.pos);
+        }
+        this.skipWhitespace();
+      }
+      result.push(this.parseValue(elementSchema.schema, false));
       this.skipWhitespace();
       if (i < schema.elements.length - 1) {
         if (!this.consumeStr(";")) {
@@ -315,7 +345,7 @@ function createValidator(schema) {
         if (!Array.isArray(value)) return false;
         if (value.length !== schema.elements.length) return false;
         return schema.elements.every(
-          (elementSchema, index) => createValidator(elementSchema)(value[index])
+          (elementSchema, index) => createValidator(elementSchema.schema)(value[index])
         );
       case "array":
         if (!Array.isArray(value)) return false;