diff --git a/packages/gitbeaker-core/src/services/Commits.ts b/packages/gitbeaker-core/src/services/Commits.ts
index df513284..c7d22369 100644
--- a/packages/gitbeaker-core/src/services/Commits.ts
+++ b/packages/gitbeaker-core/src/services/Commits.ts
@@ -54,6 +54,43 @@ export interface CommitAction {
   lastCommitId?: string;
 }
 
+export interface GPGSignature {
+  signature_type: "PGP",
+  verification_status: "verified"|"unverified";
+  gpg_key_id: number;
+  gpg_key_primary_keyid: string;
+  gpg_key_user_name: string;
+  gpg_key_user_email: string;
+  gpg_key_subkey_id: number | null;
+  commit_source: string;
+}
+
+export interface X509Signature {
+  signature_type: "X509";
+  verification_status: "verified"|"unverified",
+  x509_certificate: {
+    id: number;
+    subject: string;
+    subject_key_identifier: string;
+    email: string;
+    serial_number: string;
+    certificate_status: string;
+    x509_issuer: {
+      id: number;
+      subject: string;
+      subject_key_identifier: string;
+      crl_url: string;
+    };
+  };
+  commit_source: string;
+}
+
+export interface MissingSignature {
+  message: string;
+}
+
+export type CommitSignature = GPGSignature | X509Signature | MissingSignature;
+
 export class Commits extends BaseService {
   all(projectId: string | number, options?: PaginatedRequestOptions) {
     const pId = encodeURIComponent(projectId);
@@ -152,4 +189,14 @@ export class Commits extends BaseService {
       options,
     );
   }
+
+  signature(projectId: string | number, sha: string, options?: BaseRequestOptions): Promise<CommitSignature> {
+    const pId = encodeURIComponent(projectId);
+
+    return RequestHelper.get(
+      this,
+      `projects/${pId}/repository/commits/${sha}/signature`,
+      options,
+    ) as Promise<CommitSignature>;
+  }
 }