diff --git a/frontend/src/components/nodes/DataNode.tsx b/frontend/src/components/nodes/DataNode.tsx
index 69aac51..cdc7777 100644
--- a/frontend/src/components/nodes/DataNode.tsx
+++ b/frontend/src/components/nodes/DataNode.tsx
@@ -1,4 +1,4 @@
-import React, { useCallback, useMemo, useRef, useState } from 'react'
+import React, { useCallback, useContext, useMemo, useRef, useState } from 'react'
 import {
     AbstractNodeProps,
     createAbstractNodeComponent,
@@ -13,6 +13,8 @@ import {
 import { NodeFooterEdgeIndicators } from '../base/NodeFooterEdgeIndicators'
 import { NodeHeaderTitle } from '../base/NodeHeaderTitle'
 import { NodeMenubar } from '../base/NodeMenubar'
+import FlowContext from '../../lib/flowContext'
+import { getNodeType } from '../../lib/nodeRegistry'
 import { OutputHandle } from '../base/NodeHandles'
 import { Table, TableBody, TableCell, TableHead, TableHeader, TableRow } from '../ui/table'
 import { parseCsvToRows } from '../../lib/csvParse'
@@ -50,6 +52,9 @@ export type DataNodeData = {
 type Props = AbstractNodeProps<DataNodeData>
 
 function DataNodeComponent({ id, data, width, height, selected }: Props) {
+    const flowContext = useContext(FlowContext)
+    const setFullscreenNodeId = flowContext?.setFullscreenNodeId
+    const supportsFullscreen = getNodeType('data')?.supportsFullscreen
     const { updateData } = useAbstractNode<DataNodeData>(id, data ?? {})
     const rows = data?.rows ?? []
     const columns = data?.columns ?? []
@@ -248,7 +253,11 @@ function DataNodeComponent({ id, data, width, height, selected }: Props) {
                 className="sr-only"
                 aria-label="Upload CSV file"
             />
-            <BaseNodeHeaderRow icon={<Database className="size-4" />} title={<NodeHeaderTitle nodeId={id} displayTitle={id} />} />
+            <BaseNodeHeaderRow
+                icon={<Database className="size-4" />}
+                title={<NodeHeaderTitle nodeId={id} displayTitle={id} />}
+                onHeaderDoubleClick={supportsFullscreen && setFullscreenNodeId ? () => setFullscreenNodeId(id) : undefined}
+            />
 
             <BaseNodeContent>
                 <div className="shrink-0 w-full">
diff --git a/frontend/src/lib/registerBuiltinNodes.tsx b/frontend/src/lib/registerBuiltinNodes.tsx
index a0ed80e..48a8f8d 100644
--- a/frontend/src/lib/registerBuiltinNodes.tsx
+++ b/frontend/src/lib/registerBuiltinNodes.tsx
@@ -109,6 +109,7 @@ export function registerBuiltinNodes(): void {
     menuLabel: 'Data',
     menuIcon: <Database className={ICON_CLASS} />,
     connectionLabel: 'data source',
+    supportsFullscreen: true,
   })
 
   registerNodeType({