The twins, a boy and girl clocked 17 on May 18, 2023 and he decided to gift them matching Mercedes A Class AMG.
Terry took to his verified Instagram page on Thursday to celebrate them with a heartwarming post.
He shared photos of the Benz Line Premium Plus, which cost around £41,000 and said that he and his wife, Toni are wishing the kids happiness.
The English defender also posted images of some blue and pink balloons which were used to decorate large 17 props that had been set up in their house.
He wrote; “Happy 17th Birthday @georgie26terry 💙 @sum26terry
See the photos: