diff --git a/libs/angular/src/services/jslib-services.module.ts b/libs/angular/src/services/jslib-services.module.ts
index 8a8e4a41cc8..587f50fb007 100644
--- a/libs/angular/src/services/jslib-services.module.ts
+++ b/libs/angular/src/services/jslib-services.module.ts
@@ -269,6 +269,10 @@ import {
 } from "@bitwarden/common/vault/abstractions/folder/folder.service.abstraction";
 import { TotpService as TotpServiceAbstraction } from "@bitwarden/common/vault/abstractions/totp.service";
 import { VaultSettingsService as VaultSettingsServiceAbstraction } from "@bitwarden/common/vault/abstractions/vault-settings/vault-settings.service";
+import {
+  DefaultVaultFilterMetadataService,
+  VaultFilterMetadataService,
+} from "@bitwarden/common/vault/filtering/vault-filter-metadata.service";
 import { DefaultFilterService, FilterService } from "@bitwarden/common/vault/search/filter.service";
 import {
   SavedFiltersService,
@@ -1494,6 +1498,11 @@ const safeProviders: SafeProvider[] = [
     useClass: DefaultSavedFiltersService,
     deps: [SingleUserStateProvider, EncryptService, KeyService],
   }),
+  safeProvider({
+    provide: VaultFilterMetadataService,
+    useClass: DefaultVaultFilterMetadataService,
+    deps: [],
+  }),
 ];
 
 @NgModule({
diff --git a/libs/common/src/vault/filtering/vault-filter-metadata.service.ts b/libs/common/src/vault/filtering/vault-filter-metadata.service.ts
index c8eb723e7b6..c071ef998f9 100644
--- a/libs/common/src/vault/filtering/vault-filter-metadata.service.ts
+++ b/libs/common/src/vault/filtering/vault-filter-metadata.service.ts
@@ -1,4 +1,4 @@
-import { map } from "rxjs";
+import { OperatorFunction, map } from "rxjs";
 
 import { CipherType, FieldType, LinkedIdType } from "../enums";
 import { CipherView } from "../models/view/cipher.view";
@@ -30,7 +30,11 @@ function metaDataKeyEqual<T extends MetadataType>(a: T, b: T) {
   }
 }
 
-export class VaultFilterMetadataService {
+export abstract class VaultFilterMetadataService {
+  abstract collectMetadata(): OperatorFunction<CipherView[], VaultFilterMetadata>;
+}
+
+export class DefaultVaultFilterMetadataService implements VaultFilterMetadataService {
   collectMetadata() {
     const setOrIncrement = <T extends MetadataType>(map: Map<T, number>, key: T) => {
       const entry = Array.from(map.entries()).find(([k]) => metaDataKeyEqual(key, k));
diff --git a/libs/vault/src/cipher-form/components/custom-fields/add-edit-custom-field-dialog/add-edit-custom-field-dialog.component.html b/libs/vault/src/cipher-form/components/custom-fields/add-edit-custom-field-dialog/add-edit-custom-field-dialog.component.html
index 1ad42f95ec2..936e8a29e0a 100644
--- a/libs/vault/src/cipher-form/components/custom-fields/add-edit-custom-field-dialog/add-edit-custom-field-dialog.component.html
+++ b/libs/vault/src/cipher-form/components/custom-fields/add-edit-custom-field-dialog/add-edit-custom-field-dialog.component.html
@@ -1,10 +1,39 @@
 <form [formGroup]="customFieldForm" [bitSubmit]="submit">
-  <bit-dialog>
+  <bit-dialog *ngIf="variant === 'add'">
     <span bitDialogTitle>
-      {{ (variant === "add" ? "addField" : "editField") | i18n }}
+      {{ "addField" | i18n }}
     </span>
     <div bitDialogContent>
-      <bit-form-field *ngIf="variant === 'add'">
+      <div class="tw-flex tw-mb-2 tw-justify-center">
+        <bit-toggle-group class="tw-flex-grow tw-flex" selected="basic">
+          <bit-toggle
+            class="tw-flex-grow tw-max-w-lg"
+            value="basic"
+            (click)="setSelectExistingField(false)"
+            >New</bit-toggle
+          >
+          <bit-toggle
+            class="tw-flex-grow tw-max-w-lg"
+            value="advanced"
+            (click)="setSelectExistingField(true)"
+            >Existing</bit-toggle
+          >
+        </bit-toggle-group>
+      </div>
+
+      <bit-form-field *ngIf="selectExistingField">
+        <bit-select id="fieldName" formControlName="selectedExistingField">
+          <bit-option
+            *ngFor="let field of existingFields$ | async"
+            [value]="field"
+            [label]="field.name"
+          >
+            {{ field.name }}:{{ field.type }}({{ field.count }})
+          </bit-option>
+        </bit-select>
+      </bit-form-field>
+
+      <bit-form-field [hidden]="selectExistingField">
         <bit-label>{{ "fieldType" | i18n }}</bit-label>
         <bit-select id="fieldType" formControlName="type">
           <bit-option
@@ -18,6 +47,28 @@
         </bit-hint>
       </bit-form-field>
 
+      <bit-form-field [hidden]="selectExistingField" disableMargin>
+        <bit-label>{{ "fieldLabel" | i18n }}</bit-label>
+        <input bitInput id="fieldLabel" formControlName="label" type="text" />
+        <bit-hint *ngIf="customFieldForm.value.type === FieldType.Linked">
+          {{ "linkedLabelHelpText" | i18n }}
+        </bit-hint>
+      </bit-form-field>
+    </div>
+    <div bitDialogFooter class="tw-flex tw-gap-2 tw-w-full">
+      <button bitButton buttonType="primary" type="submit" [disabled]="customFieldForm.invalid">
+        {{ "add" | i18n }}
+      </button>
+      <button bitButton bitDialogClose buttonType="secondary" type="button">
+        {{ "cancel" | i18n }}
+      </button>
+    </div>
+  </bit-dialog>
+  <bit-dialog *ngIf="variant === 'edit'">
+    <span bitDialogTitle>
+      {{ "editField" | i18n }}
+    </span>
+    <div bitDialogContent>
       <bit-form-field disableMargin>
         <bit-label>{{ "fieldLabel" | i18n }}</bit-label>
         <input bitInput id="fieldLabel" formControlName="label" type="text" />
@@ -28,14 +79,13 @@
     </div>
     <div bitDialogFooter class="tw-flex tw-gap-2 tw-w-full">
       <button bitButton buttonType="primary" type="submit" [disabled]="customFieldForm.invalid">
-        {{ (variant === "add" ? "add" : "save") | i18n }}
+        {{ "save" | i18n }}
       </button>
       <button bitButton bitDialogClose buttonType="secondary" type="button">
         {{ "cancel" | i18n }}
       </button>
 
       <button
-        *ngIf="variant === 'edit'"
         type="button"
         buttonType="danger"
         class="tw-ml-auto"
diff --git a/libs/vault/src/cipher-form/components/custom-fields/add-edit-custom-field-dialog/add-edit-custom-field-dialog.component.ts b/libs/vault/src/cipher-form/components/custom-fields/add-edit-custom-field-dialog/add-edit-custom-field-dialog.component.ts
index 9593d6affff..e06343c28a1 100644
--- a/libs/vault/src/cipher-form/components/custom-fields/add-edit-custom-field-dialog/add-edit-custom-field-dialog.component.ts
+++ b/libs/vault/src/cipher-form/components/custom-fields/add-edit-custom-field-dialog/add-edit-custom-field-dialog.component.ts
@@ -2,12 +2,19 @@
 // @ts-strict-ignore
 import { DIALOG_DATA } from "@angular/cdk/dialog";
 import { CommonModule } from "@angular/common";
-import { Component, Inject } from "@angular/core";
+import { Component, Inject, OnDestroy, OnInit } from "@angular/core";
 import { FormBuilder, ReactiveFormsModule, Validators } from "@angular/forms";
+import { Observable, Subject, map, of, switchMap, takeUntil } from "rxjs";
 
 import { JslibModule } from "@bitwarden/angular/jslib.module";
+import { AccountService } from "@bitwarden/common/auth/abstractions/account.service";
 import { I18nService } from "@bitwarden/common/platform/abstractions/i18n.service";
-import { CipherType, FieldType } from "@bitwarden/common/vault/enums";
+import { CipherService } from "@bitwarden/common/vault/abstractions/cipher.service";
+import { CipherType, FieldType, LinkedIdType } from "@bitwarden/common/vault/enums";
+import {
+  CustomFieldMetadata,
+  VaultFilterMetadataService,
+} from "@bitwarden/common/vault/filtering/vault-filter-metadata.service";
 import {
   AsyncActionsModule,
   ButtonModule,
@@ -15,6 +22,7 @@ import {
   FormFieldModule,
   IconButtonModule,
   SelectModule,
+  ToggleGroupModule,
 } from "@bitwarden/components";
 
 export type AddEditCustomFieldDialogData = {
@@ -41,12 +49,14 @@ export type AddEditCustomFieldDialogData = {
     ReactiveFormsModule,
     IconButtonModule,
     AsyncActionsModule,
+    ToggleGroupModule,
   ],
 })
-export class AddEditCustomFieldDialogComponent {
+export class AddEditCustomFieldDialogComponent implements OnInit, OnDestroy {
   variant: "add" | "edit";
 
   customFieldForm = this.formBuilder.group({
+    selectedExistingField: null as CustomFieldMetadata,
     type: FieldType.Text,
     label: ["", Validators.required],
   });
@@ -60,10 +70,19 @@ export class AddEditCustomFieldDialogComponent {
 
   FieldType = FieldType;
 
+  protected selectExistingField = false;
+  protected existingFields$: Observable<
+    { name: string; type: FieldType; linkedType: LinkedIdType; count: number }[]
+  >;
+  private destroy$ = new Subject<void>();
+
   constructor(
     @Inject(DIALOG_DATA) private data: AddEditCustomFieldDialogData,
     private formBuilder: FormBuilder,
     private i18nService: I18nService,
+    private AccountService: AccountService,
+    private cipherService: CipherService,
+    private vaultFilterMetadataService: VaultFilterMetadataService,
   ) {
     this.variant = data.editLabelConfig ? "edit" : "add";
 
@@ -80,6 +99,44 @@ export class AddEditCustomFieldDialogComponent {
       this.customFieldForm.controls.label.setValue(data.editLabelConfig.label);
       this.customFieldForm.controls.type.disable();
     }
+
+    this.existingFields$ = this.AccountService.activeAccount$.pipe(
+      switchMap((account) => {
+        if (!account) {
+          return of([]);
+        }
+        return this.cipherService.cipherViews$(account.id);
+      }),
+      this.vaultFilterMetadataService.collectMetadata(),
+      map((metadata) => metadata.customFields),
+      map((customFields) => {
+        return Array.from(customFields.entries()).map(([key, count]) => {
+          const { name, type, linkedType } = key;
+          return {
+            name,
+            type,
+            linkedType,
+            count,
+          };
+        });
+      }),
+    );
+  }
+
+  ngOnInit(): void {
+    this.customFieldForm.controls.selectedExistingField.valueChanges
+      .pipe(takeUntil(this.destroy$))
+      .subscribe((selectedExistingField) => {
+        if (selectedExistingField) {
+          this.customFieldForm.controls.label.setValue(selectedExistingField.name);
+          this.customFieldForm.controls.type.setValue(selectedExistingField.type);
+        }
+      });
+  }
+
+  ngOnDestroy(): void {
+    this.destroy$.next();
+    this.destroy$.complete();
   }
 
   getTypeHint(): string {
@@ -130,4 +187,17 @@ export class AddEditCustomFieldDialogComponent {
   removeField() {
     this.data.removeField(this.data.editLabelConfig.index);
   }
+
+  setSelectExistingField(existingField: boolean) {
+    this.selectExistingField = existingField;
+  }
+
+  setFormValuesFromExistingField() {
+    this.customFieldForm.controls.type.setValue(
+      this.customFieldForm.controls.selectedExistingField.value.type,
+    );
+    this.customFieldForm.controls.label.setValue(
+      this.customFieldForm.controls.selectedExistingField.value.name,
+    );
+  }
 }