Exhibit 21.1
List of Subsidiaries of
Sienna Biopharmaceuticals, Inc.
| Name |
Jurisdiction of Incorporation or Organization | |
| Creabilis Holdings Limited |
United Kingdom | |
| Sienna Biopharmaceuticals S.A. |
Luxembourg | |
| Sienna Biopharmaceuticals S.r.L. |
Italy | |
| Creabilis UK Limited |
United Kingdom |