---
product: "AG Grid"
title: "Column Group Reference"
description: "Attributes and methods available on the ColumnGroup and ProvidedColumnGroup instances."
framework: react
version: "36.2.0"
related:
    - title: "Overview"
      url: "https://www.ag-grid.com/archive/36.2.0/react-data-grid/column-interface/"
    - title: "Options Reference"
      url: "https://www.ag-grid.com/archive/36.2.0/react-data-grid/column-properties/"
    - title: "Column Reference"
      url: "https://www.ag-grid.com/archive/36.2.0/react-data-grid/column-object/"
    - title: "Events Reference"
      url: "https://www.ag-grid.com/archive/36.2.0/react-data-grid/column-events/"
llms: "https://www.ag-grid.com/archive/36.2.0/llms.txt"
---

# Column Group Reference

Attributes and methods available on the `ColumnGroup` and `ProvidedColumnGroup` instances.

### ColumnGroup

| Property | Type | Required | Default | Description |
| --- | --- | --- | --- | --- |
| `getColGroupDef` | `Function` |  |  |  |
| `getGroupId` | `Function` |  |  |  |
| `getDisplayName` | `Function` |  |  |  |
| `getProvidedColumnGroup` | `Function` |  |  |  |
| `getChildren` | `Function` |  |  |  |
| `getDisplayedChildren` | `Function` |  |  |  |
| `getLeafColumns` | `Function` |  |  |  |
| `getDisplayedLeafColumns` | `Function` |  |  |  |
| `isResizable` | `Function` |  |  |  |
| `isExpandable` | `Function` |  |  |  |
| `isExpanded` | `Function` |  |  |  |
| `isPadding` | `Function` |  |  |  |
| `getPaddingLevel` | `Function` |  |  |  |
| `isColumn` | `false` |  |  |  |
| `getActualWidth` | `Function` |  |  |  |
| `getMinWidth` | `Function` |  |  |  |
| `getLeft` | `Function` |  |  |  |
| `getColumnGroupShow` | `Function` |  |  |  |
| `getParent` | `Function` |  |  |  |
| `isEmptyGroup` | `Function` |  |  |  |
| `isMoving` | `Function` |  |  |  |
| `getPinned` | `Function` |  |  |  |

### ProvidedColumnGroup

| Property | Type | Required | Default | Description |
| --- | --- | --- | --- | --- |
| `getOriginalParent` | `Function` |  |  |  |
| `getLevel` | `Function` |  |  |  |
| `isPadding` | `Function` |  |  |  |
| `isExpandable` | `Function` |  |  |  |
| `isExpanded` | `Function` |  |  |  |
| `getGroupId` | `Function` |  |  |  |
| `getChildren` | `Function` |  |  |  |
| `getColGroupDef` | `Function` |  |  |  |
| `getLeafColumns` | `Function` |  |  |  |
| `isColumn` | `false` |  |  |  |
| `isVisible` | `Function` |  |  |  |
| `getColumnGroupShow` | `Function` |  |  |  |