---
title: "renameColumn(named:to:)"
framework: createml
role: symbol
role_heading: Instance Method
path: "createml/mldatatable/renamecolumn(named:to:)"
---

# renameColumn(named:to:)

Changes the name of an existing column.

## Declaration

```swift
mutating func renameColumn(named: String, to: String)
```

## Parameters

- `named`: The name of the column to rename.
- `to`: The new name for the column.