diff --git a/src/radio/src/RadioGroup.tsx b/src/radio/src/RadioGroup.tsx
index 8c155ac7e55..3b343c99773 100644
--- a/src/radio/src/RadioGroup.tsx
+++ b/src/radio/src/RadioGroup.tsx
@@ -25,7 +25,7 @@ import { useRtl } from '../../_mixins/use-rtl'
 
 function mapSlot (
   defaultSlot: VNode[],
-  value: string | number | null,
+  value: string | number | boolean | null,
   clsPrefix: string
 ): {
     children: VNodeChild[]
@@ -100,9 +100,13 @@ function mapSlot (
 export const radioGroupProps = {
   ...(useTheme.props as ThemeProps<RadioTheme>),
   name: String,
-  value: [String, Number] as PropType<string | number | null>,
+  value: [String, Number, Boolean] as PropType<
+  string | number | boolean | null
+  >,
   defaultValue: {
-    type: [String, Number] as PropType<string | number | null>,
+    type: [String, Number, Boolean] as PropType<
+    string | number | boolean | null
+    >,
     default: null
   },
   size: String as PropType<'small' | 'medium' | 'large'>,
@@ -145,7 +149,7 @@ export default defineComponent({
       controlledValueRef,
       uncontrolledValueRef
     )
-    function doUpdateValue (value: string | number): void {
+    function doUpdateValue (value: string | number | boolean): void {
       const { onUpdateValue, 'onUpdate:value': _onUpdateValue } = props
       if (onUpdateValue) {
         call(onUpdateValue as OnUpdateValueImpl, value)
diff --git a/src/radio/src/interface.ts b/src/radio/src/interface.ts
index 23715021ff6..b37f8ebc070 100644
--- a/src/radio/src/interface.ts
+++ b/src/radio/src/interface.ts
@@ -1,3 +1,3 @@
 export type OnUpdateValue = (value: string & number) => void
 
-export type OnUpdateValueImpl = (value: string | number) => void
+export type OnUpdateValueImpl = (value: string | number | boolean) => void
diff --git a/src/radio/src/use-radio.ts b/src/radio/src/use-radio.ts
index d69cdb34a58..5c3badc1ca9 100644
--- a/src/radio/src/use-radio.ts
+++ b/src/radio/src/use-radio.ts
@@ -16,7 +16,7 @@ import { OnUpdateValue, OnUpdateValueImpl } from './interface'
 const radioProps = {
   name: String,
   value: {
-    type: [String, Number] as PropType<string | number>,
+    type: [String, Number, Boolean] as PropType<string | number | boolean>,
     default: 'on'
   },
   checked: {
@@ -53,7 +53,7 @@ const radioProps = {
 export interface RadioGroupInjection {
   mergedClsPrefixRef: Ref<string>
   nameRef: Ref<string | undefined>
-  valueRef: Ref<string | number | null>
+  valueRef: Ref<string | number | boolean | null>
   mergedSizeRef: Ref<'small' | 'medium' | 'large'>
   disabledRef: Ref<boolean>
   doUpdateValue: OnUpdateValue