diff --git a/libs/api/domains/signature-collection/src/lib/dto/signatureLookup.input.ts b/libs/api/domains/signature-collection/src/lib/dto/signatureLookup.input.ts
new file mode 100644
index 000000000000..9ae4d3ea52f1
--- /dev/null
+++ b/libs/api/domains/signature-collection/src/lib/dto/signatureLookup.input.ts
@@ -0,0 +1,12 @@
+import { IsString } from 'class-validator'
+import { Field, InputType } from '@nestjs/graphql'
+
+@InputType()
+export class SignatureCollectionSignatureLookupInput {
+  @Field()
+  @IsString()
+  collectionId!: string
+  @Field()
+  @IsString()
+  nationalId!: string
+}
diff --git a/libs/api/domains/signature-collection/src/lib/signatureCollectionAdmin.resolver.ts b/libs/api/domains/signature-collection/src/lib/signatureCollectionAdmin.resolver.ts
index c3f5970941a6..fc0a1a15c77b 100644
--- a/libs/api/domains/signature-collection/src/lib/signatureCollectionAdmin.resolver.ts
+++ b/libs/api/domains/signature-collection/src/lib/signatureCollectionAdmin.resolver.ts
@@ -32,10 +32,9 @@ import { SignatureCollectionSignatureIdInput } from './dto/signatureId.input'
 import { SignatureCollectionIdInput } from './dto/collectionId.input'
 import { SignatureCollectionCandidateIdInput } from './dto/candidateId.input'
 import { SignatureCollectionCanSignFromPaperInput } from './dto/canSignFromPaper.input'
-import { ReasonKey } from '@island.is/clients/signature-collection'
 import { CanSignInfo } from './models/canSignInfo.model'
 import { SignatureCollectionSignatureUpdateInput } from './dto/signatureUpdate.input'
-import { SignatureCollectionAreaInput } from './dto'
+import { SignatureCollectionSignatureLookupInput } from './dto/signatureLookup.input'
 import { SignatureCollectionAreaSummaryReportInput } from './dto/areaSummaryReport.input'
 import { SignatureCollectionAreaSummaryReport } from './models/areaSummaryReport.model'
 
@@ -267,6 +266,19 @@ export class SignatureCollectionAdminResolver {
     )
   }
 
+  @Query(() => [SignatureCollectionSignature])
+  @Scopes(
+    AdminPortalScope.signatureCollectionManage,
+    AdminPortalScope.signatureCollectionProcess,
+  )
+  @Audit()
+  async signatureCollectionSignatureLookup(
+    @CurrentUser() user: User,
+    @Args('input') input: SignatureCollectionSignatureLookupInput,
+  ): Promise<SignatureCollectionSignature[]> {
+    return this.signatureCollectionService.signatureLookup(user, input)
+  }
+
   @Query(() => SignatureCollectionAreaSummaryReport)
   @Audit()
   async signatureCollectionAreaSummaryReport(
diff --git a/libs/api/domains/signature-collection/src/lib/signatureCollectionAdmin.service.ts b/libs/api/domains/signature-collection/src/lib/signatureCollectionAdmin.service.ts
index 8c4e53ae0bc6..c3f5a569d4ee 100644
--- a/libs/api/domains/signature-collection/src/lib/signatureCollectionAdmin.service.ts
+++ b/libs/api/domains/signature-collection/src/lib/signatureCollectionAdmin.service.ts
@@ -22,7 +22,7 @@ import { SignatureCollectionSlug } from './models/slug.model'
 import { SignatureCollectionListStatus } from './models/status.model'
 import { SignatureCollectionIdInput } from './dto/collectionId.input'
 import { SignatureCollectionSignatureUpdateInput } from './dto/signatureUpdate.input'
-import { SignatureCollectionAreaInput } from './dto'
+import { SignatureCollectionSignatureLookupInput } from './dto/signatureLookup.input'
 import { SignatureCollectionAreaSummaryReportInput } from './dto/areaSummaryReport.input'
 import { SignatureCollectionAreaSummaryReport } from './models/areaSummaryReport.model'
 
@@ -199,6 +199,17 @@ export class SignatureCollectionAdminService {
     )
   }
 
+  async signatureLookup(
+    user: User,
+    input: SignatureCollectionSignatureLookupInput,
+  ): Promise<SignatureCollectionSignature[]> {
+    return await this.signatureCollectionClientService.signatureLookup(
+      user,
+      input.collectionId,
+      input.nationalId,
+    )
+  }
+
   async getAreaSummaryReport(
     input: SignatureCollectionAreaSummaryReportInput,
     user: User,
diff --git a/libs/clients/signature-collection/src/lib/signature-collection-admin.service.ts b/libs/clients/signature-collection/src/lib/signature-collection-admin.service.ts
index a14fe5eaa178..6c083138d43c 100644
--- a/libs/clients/signature-collection/src/lib/signature-collection-admin.service.ts
+++ b/libs/clients/signature-collection/src/lib/signature-collection-admin.service.ts
@@ -351,4 +351,27 @@ export class SignatureCollectionAdminClientService {
       return {} as AreaSummaryReport
     }
   }
+
+  async signatureLookup(
+    auth: Auth,
+    collectionId: string,
+    nationalId: string,
+  ): Promise<Signature[]> {
+    const lists = await this.getLists({ collectionId }, auth)
+    try {
+      const res = await this.getApiWithAuth(
+        this.adminApi,
+        auth,
+      ).adminMedmaelasofnunIDComparePost({
+        iD: parseInt(collectionId, 10),
+        requestBody: [nationalId],
+      })
+      return res.map(mapSignature).map((s) => ({
+        ...s,
+        listTitle: lists.find((l) => l.id === s.listId)?.title,
+      }))
+    } catch {
+      return []
+    }
+  }
 }