diff --git a/src/components/Form/src/hooks/useFormEvents.ts b/src/components/Form/src/hooks/useFormEvents.ts
index ac10f32a..86946b44 100644
--- a/src/components/Form/src/hooks/useFormEvents.ts
+++ b/src/components/Form/src/hooks/useFormEvents.ts
@@ -2,7 +2,7 @@ import type { ComputedRef, Ref } from 'vue';
 import type { FormProps, FormSchema, FormActionType } from '../types/form';
 import type { NamePath } from 'ant-design-vue/lib/form/interface';
 import { unref, toRaw, nextTick } from 'vue';
-import { isArray, isFunction, isNullOrUnDef, isObject, isString } from '/@/utils/is';
+import { isArray, isFunction, isObject, isString, isDef } from '/@/utils/is';
 import { deepMerge } from '/@/utils';
 import { dateItemType, handleInputNumberValue, defaultValueComponents } from '../helper';
 import { dateUtil } from '/@/utils/dateUtil';
@@ -55,6 +55,10 @@ export function useFormEvents({
       .map((item) => item.field)
       .filter(Boolean);
 
+    // key 支持 a.b.c 的嵌套写法
+    const delimiter = '.';
+    const nestKeyArray = fields.filter((item) => item.indexOf(delimiter) >= 0);
+
     const validKeys: string[] = [];
     Object.keys(values).forEach((key) => {
       const schema = unref(getSchema).find((item) => item.field === key);
@@ -85,6 +89,21 @@ export function useFormEvents({
           formModel[key] = value;
         }
         validKeys.push(key);
+      } else {
+        nestKeyArray.forEach((nestKey: string) => {
+          try {
+            const value = eval('values' + delimiter + nestKey);
+            if (isDef(value)) {
+              formModel[nestKey] = value;
+              validKeys.push(nestKey);
+            }
+          } catch (e) {
+            // key not exist
+            if (isDef(defaultValueRef.value[nestKey])) {
+              formModel[nestKey] = defaultValueRef.value[nestKey];
+            }
+          }
+        });
       }
     });
     validateFields(validKeys).catch((_) => {});