- Chess in the Round. 1970's commercial variant that allows turning corners with the Rook and Queen. (8x8, Cells: 64) Author: Barry Yoner.
- Circular Chess. Unique circular board. Sells boards, pieces, and software. By Alan Mattlage and Martin Mattlage.
- Global Chess. A chess game played on a board composed of two rotating disks. (x2, Cells: 64) Author: Robert LeRoy.
- Mark Davis's Chess Designs . With a round chess board. Author: Hans L. Bodlaender. Inventor: Mark Davis.
|6 'Game' entries listed||1 'Three or more players' entry listed|
|6 'Circular shaped board' entries listed||6 'Sold commercially' entries listed|
Total items listed: 6