diff --git a/packages/vant/src/date-picker/README.md b/packages/vant/src/date-picker/README.md
index 30ed4acd4..f3a2fe272 100644
--- a/packages/vant/src/date-picker/README.md
+++ b/packages/vant/src/date-picker/README.md
@@ -194,15 +194,15 @@ export default {
 
 ### Slots
 
-| Name           | Description                  | SlotProps              |
-| -------------- | ---------------------------- | ---------------------- |
-| toolbar        | Custom toolbar content       | -                      |
-| title          | Custom title                 | -                      |
-| confirm        | Custom confirm button text   | -                      |
-| cancel         | Custom cancel button text    | -                      |
-| option         | Custom option content        | _option: PickerOption_ |
-| columns-top    | Custom content above columns | -                      |
-| columns-bottom | Custom content below columns | -                      |
+| Name | Description | SlotProps |
+| --- | --- | --- |
+| toolbar | Custom toolbar content | - |
+| title | Custom title | - |
+| confirm | Custom confirm button text | - |
+| cancel | Custom cancel button text | - |
+| option | Custom option content | _option: PickerOption, index: number_ |
+| columns-top | Custom content above columns | - |
+| columns-bottom | Custom content below columns | - |
 
 ### Types
 
diff --git a/packages/vant/src/date-picker/README.zh-CN.md b/packages/vant/src/date-picker/README.zh-CN.md
index 71edcc5e7..6c49e62b0 100644
--- a/packages/vant/src/date-picker/README.zh-CN.md
+++ b/packages/vant/src/date-picker/README.zh-CN.md
@@ -200,15 +200,15 @@ export default {
 
 ### Slots
 
-| 名称           | 说明                   | 参数                   |
-| -------------- | ---------------------- | ---------------------- |
-| toolbar        | 自定义整个顶部栏的内容 | -                      |
-| title          | 自定义标题内容         | -                      |
-| confirm        | 自定义确认按钮内容     | -                      |
-| cancel         | 自定义取消按钮内容     | -                      |
-| option         | 自定义选项内容         | _option: PickerOption_ |
-| columns-top    | 自定义选项上方内容     | -                      |
-| columns-bottom | 自定义选项下方内容     | -                      |
+| 名称 | 说明 | 参数 |
+| --- | --- | --- |
+| toolbar | 自定义整个顶部栏的内容 | - |
+| title | 自定义标题内容 | - |
+| confirm | 自定义确认按钮内容 | - |
+| cancel | 自定义取消按钮内容 | - |
+| option | 自定义选项内容 | _option: PickerOption, index: number_ |
+| columns-top | 自定义选项上方内容 | - |
+| columns-bottom | 自定义选项下方内容 | - |
 
 ### 类型定义
 
diff --git a/packages/vant/src/picker/PickerColumn.tsx b/packages/vant/src/picker/PickerColumn.tsx
index 7e5fa5d14..4e22df702 100644
--- a/packages/vant/src/picker/PickerColumn.tsx
+++ b/packages/vant/src/picker/PickerColumn.tsx
@@ -235,7 +235,11 @@ export default defineComponent({
 
         return (
           <li {...data}>
-            {slots.option ? slots.option(option) : <div {...childData} />}
+            {slots.option ? (
+              slots.option(option, index)
+            ) : (
+              <div {...childData} />
+            )}
           </li>
         );
       });
diff --git a/packages/vant/src/picker/README.md b/packages/vant/src/picker/README.md
index a73525998..cec62bfab 100644
--- a/packages/vant/src/picker/README.md
+++ b/packages/vant/src/picker/README.md
@@ -362,15 +362,15 @@ export default {
 
 ### Slots
 
-| Name            | Description                  | SlotProps              |
-| --------------- | ---------------------------- | ---------------------- |
-| toolbar `3.1.2` | Custom toolbar content       | -                      |
-| title           | Custom title                 | -                      |
-| confirm         | Custom confirm button text   | -                      |
-| cancel          | Custom cancel button text    | -                      |
-| option          | Custom option content        | _option: PickerOption_ |
-| columns-top     | Custom content above columns | -                      |
-| columns-bottom  | Custom content below columns | -                      |
+| Name | Description | SlotProps |
+| --- | --- | --- |
+| toolbar `3.1.2` | Custom toolbar content | - |
+| title | Custom title | - |
+| confirm | Custom confirm button text | - |
+| cancel | Custom cancel button text | - |
+| option | Custom option content | _option: PickerOption, index: number_ |
+| columns-top | Custom content above columns | - |
+| columns-bottom | Custom content below columns | - |
 
 ### Data Structure of PickerOption
 
diff --git a/packages/vant/src/picker/README.zh-CN.md b/packages/vant/src/picker/README.zh-CN.md
index 50befa5d0..fcab5606c 100644
--- a/packages/vant/src/picker/README.zh-CN.md
+++ b/packages/vant/src/picker/README.zh-CN.md
@@ -383,15 +383,15 @@ export default {
 
 ### Slots
 
-| 名称             | 说明                   | 参数                   |
-| ---------------- | ---------------------- | ---------------------- |
-| toolbar `v3.1.2` | 自定义整个顶部栏的内容 | -                      |
-| title            | 自定义标题内容         | -                      |
-| confirm          | 自定义确认按钮内容     | -                      |
-| cancel           | 自定义取消按钮内容     | -                      |
-| option           | 自定义选项内容         | _option: PickerOption_ |
-| columns-top      | 自定义选项上方内容     | -                      |
-| columns-bottom   | 自定义选项下方内容     | -                      |
+| 名称 | 说明 | 参数 |
+| --- | --- | --- |
+| toolbar `v3.1.2` | 自定义整个顶部栏的内容 | - |
+| title | 自定义标题内容 | - |
+| confirm | 自定义确认按钮内容 | - |
+| cancel | 自定义取消按钮内容 | - |
+| option | 自定义选项内容 | _option: PickerOption, index: number_ |
+| columns-top | 自定义选项上方内容 | - |
+| columns-bottom | 自定义选项下方内容 | - |
 
 ### PickerOption 数据结构
 
diff --git a/packages/vant/src/picker/test/__snapshots__/slots.spec.ts.snap b/packages/vant/src/picker/test/__snapshots__/slots.spec.ts.snap
index 7c41c602e..0ca586209 100644
--- a/packages/vant/src/picker/test/__snapshots__/slots.spec.ts.snap
+++ b/packages/vant/src/picker/test/__snapshots__/slots.spec.ts.snap
@@ -82,14 +82,14 @@ exports[`should render option slot correctly 1`] = `
             tabindex="0"
             class="van-picker-column__item van-picker-column__item--selected"
         >
-          Custom 1990
+          Custom 1990, index: 0
         </li>
         <li role="button"
             style="height: 44px;"
             tabindex="0"
             class="van-picker-column__item"
         >
-          Custom 1991
+          Custom 1991, index: 1
         </li>
       </ul>
     </div>
diff --git a/packages/vant/src/picker/test/slots.spec.ts b/packages/vant/src/picker/test/slots.spec.ts
index 0479bece2..25a70ce84 100644
--- a/packages/vant/src/picker/test/slots.spec.ts
+++ b/packages/vant/src/picker/test/slots.spec.ts
@@ -42,7 +42,8 @@ test('should render option slot correctly', () => {
       columns: simpleColumn,
     },
     slots: {
-      option: (option: PickerOption) => `Custom ${option.text}`,
+      option: (option: PickerOption, index) =>
+        `Custom ${option.text}, index: ${index}`,
     },
   });
 
diff --git a/packages/vant/src/time-picker/README.md b/packages/vant/src/time-picker/README.md
index df729cd59..fe7791ff8 100644
--- a/packages/vant/src/time-picker/README.md
+++ b/packages/vant/src/time-picker/README.md
@@ -195,15 +195,15 @@ export default {
 
 ### Slots
 
-| Name           | Description                  | SlotProps              |
-| -------------- | ---------------------------- | ---------------------- |
-| toolbar        | Custom toolbar content       | -                      |
-| title          | Custom title                 | -                      |
-| confirm        | Custom confirm button text   | -                      |
-| cancel         | Custom cancel button text    | -                      |
-| option         | Custom option content        | _option: PickerOption_ |
-| columns-top    | Custom content above columns | -                      |
-| columns-bottom | Custom content below columns | -                      |
+| Name | Description | SlotProps |
+| --- | --- | --- |
+| toolbar | Custom toolbar content | - |
+| title | Custom title | - |
+| confirm | Custom confirm button text | - |
+| cancel | Custom cancel button text | - |
+| option | Custom option content | _option: PickerOption, index: number_ |
+| columns-top | Custom content above columns | - |
+| columns-bottom | Custom content below columns | - |
 
 ### Types
 
diff --git a/packages/vant/src/time-picker/README.zh-CN.md b/packages/vant/src/time-picker/README.zh-CN.md
index 79ca930f9..b3e1745a9 100644
--- a/packages/vant/src/time-picker/README.zh-CN.md
+++ b/packages/vant/src/time-picker/README.zh-CN.md
@@ -196,15 +196,15 @@ export default {
 
 ### Slots
 
-| 名称           | 说明                   | 参数                   |
-| -------------- | ---------------------- | ---------------------- |
-| toolbar        | 自定义整个顶部栏的内容 | -                      |
-| title          | 自定义标题内容         | -                      |
-| confirm        | 自定义确认按钮内容     | -                      |
-| cancel         | 自定义取消按钮内容     | -                      |
-| option         | 自定义选项内容         | _option: PickerOption_ |
-| columns-top    | 自定义选项上方内容     | -                      |
-| columns-bottom | 自定义选项下方内容     | -                      |
+| 名称 | 说明 | 参数 |
+| --- | --- | --- |
+| toolbar | 自定义整个顶部栏的内容 | - |
+| title | 自定义标题内容 | - |
+| confirm | 自定义确认按钮内容 | - |
+| cancel | 自定义取消按钮内容 | - |
+| option | 自定义选项内容 | _option: PickerOption, index: number_ |
+| columns-top | 自定义选项上方内容 | - |
+| columns-bottom | 自定义选项下方内容 | - |
 
 ### 类型定义