​

Exhibit 8.1

​

Subsidiaries of Galapagos NV on 31/12/2024

​

​ | ​ | ​
Name of Subsidiary |  | Jurisdiction of Incorporation or Organization
Galapagos B.V. | ​ | The Netherlands
Galapagos U.K. Ltd | ​ | United Kingdom
Galapagos SASU | ​ | France
Galapagos GmbH | ​ | Switzerland
Galapagos Real Estate Belgium BV | ​ | Belgium
Galapagos Real Estate Netherlands B.V. | ​ | The Netherlands
GLPG US Holding Inc. (formerly Galapagos, Inc.) | ​ | United States
GLPG US Inc. (formerly AboundBio, Inc.) | ​ | United States
Xenometrix, Inc. (in liquidation) | ​ | United States
Galapagos Holding Pte. Ltd. | ​ | Singapore

​

​

​ | Page 1 of 1 | ​

​