Adelaide co-captain Taylor Walker and partner Ellie Brown have tied the knot at a surprise wedding ceremony at Marble Hill in the Adelaide Hills on Sunday.

The pair shared news of their marriage via Instagram on Monday with similar captions.

'10.3.19 MY LOVE - MR & MRS WALKER ,' wrote Mr Walker.

'MR & MRS WALKER ❤️,' wrote the new Mrs Walker.

The ceremony was followed with celebrations at Whistle and Flute in Unley.

The Crows forward proposed to Ellie on Christmas eve last year.

View this post on Instagram

10.3.19 👫MY LOVE MR & MRS WALKER 📸 @blakeheywood

A post shared by Taylor Walker (@texwalka13) on