[Table] header: Year | Men's singles | Women's singles | Men's doubles | Women's doubles | Mixed doubles row 1 : 1922 | Arthur Evans Snell | C. A. Boone | P. C. G. Campbell H. L | C. A. Boone R. George | P. C. G. Campbell Mrs. P
row 2 : 1923 | Cowan McTaggart | Marcelle Brunet | Cowan McTaggart G. H. | C. A. Boone R. George | G. H. Gorges Mrs. W.
row 3 : 1924 | H. T. Douglas | Esme F. Coke | Arthur Evans Snell William M. Stewart | C. A. Boone Esme F. | William M. Stewart Mrs. W. M.
row 4 : 1925 | Cowan McTaggart | Esme F. Coke | Cowan McTaggart Jack Underhill | C. A. Boone Esme F. | J. Kennedy Esme F. Coke
row 5 : 1926 | C. Walter Aikman | Esme F. Coke | Reginald H. Hill Jack G. Mu | C. A. Boone Esme F. | Jack G. Muir Eileen George
row 6 : 1927 | C. Walter Aikman | Eileen George | Jack G. Muir Jack Underhill | H. Partington Esme F. Coke | C. Walter Aikman K. Arch
row 7 : 1928 | Jack Underhill | Esme F. Coke | G. Blackstock Cyril K. F | C. A. Boone Esme F. | C. Walter Aikman K. Arch
row 8 : 1929 | Jack Purcell | Esme F. Coke | Jack G. Muir Noel Rad | V. Mill Eileen George | Jack Underhill Eileen George
row 9 : 1930 | Jack Purcell | Yvette Porteous | G. Blackstock Cyril K. F | J. Woodman Eileen George | Jack Underhill Eileen George
row 10 : 1931 | Jack M. Taylor | Ruth Robertson | G. Blackstock Cyril K. F | Marjorie Barrow Margaret Delage | Jack Underhill Eileen George
row 11 : 1932 | Jack Underhill | Anna Keir | Jack Underhill Noel Radford | Marjorie Barrow Margaret Delage | Noel Radford Anna Keir
row 12 : 1933 | Doug Grant | Ruth Robertson | M. Burrows D. McKean | E. W. Whittington N. Cross | George Goodwin Jr. Margaret Robertson
row 13 : 1934 | Doug Grant | Anna Patrick | Bev Mitchell George Goodwin Jr. | Marjorie Barrow Margaret Delage | Dick Birch Anna Patrick
row 14 : 1935 | Rod G. Phelan | Margaret Taylor | Jack Sibbald L. Coles | Margaret Robertson Ruth Robertson | George Goodwin Jr. Margaret Robertson
row 15 : 1936 | Doug Grant | Dorothy Walton | E. Laney Jack Underhill | Margaret Robertson Ruth Robertson | Dick Birch Anna Patrick
row 16 : 1937 | Dick Birch | Anna Patrick | Jack Sibbald Joe Zaharko | Anna Patrick Vess O'Shea | Dick Birch Anna Patrick
row 17 : 1938 | John Samis | Dorothy Walton | Jack Sibbald Rod G. Phelan | Margaret Taylor Vess O'Shea | Len Schlemm N. Bonnar
row 18 : 1939 | Dick Birch | Marjorie Delaney | Jack Sibbald Rod G. Phelan | Margaret Taylor Vess O'Shea | Dick Birch Vess O'Shea
row 19 : 1940 | Jim Snyder | Dorothy Walton | Jim Snyder Paul Snyder | Dorothy Walton Evelyn Effnert | Dick Birch Vess O'Shea
row 20 : 1941/46 | no competition | no competition | no competition | no competition | no competition
row 21 : 1947 | John Samis | Claire Lovett | Jack Underhill John Samis | Claire Lovett N. Ma | Dick Birch Barb Ince
row 22 : 1948 | Dick Birch | Claire Lovett | Frederick Hughes (Ted) Pollock Roy | M. Armstrong Ethel Marshall | Dick Birch Ev Roberts
row 23 : 1949 | John Samis | Marjorie Mapp | T. Darryl Thompson K. Meredith | Claire Lovett Jean Bardsley | T. Darryl Thompson Jean Bardsley
row 24 : 1950 | Alan Williams | Lois Reid | Grant Henry Dorren Clapperton | Ev Roberts Joan Hennessy | Dick Birch Ev Roberts
row 25 : 1951 | T. Darryl Thompson | Kay Ottonson | Dick Birch Gordon Simpson | Lois Reid Jean Bardsley | T. Darryl Thompson Jean Bardsley
row 26 : 1952 | Donald Smythe | Marjorie Mapp | Donald Smythe Budd Porter | Barb Ince Joan Warren | Budd Porter Ethel Marshall
row 27 : 1953 | Donald Smythe | Marjory Shedd | Donald Smythe Budd Porter | Lois Reid Jean Bardsley | Dick Birch Barb Ince
row 28 : 1954 | Donald Smythe | Marjory Shedd | Donald Smythe William Purcell | Marjory Shedd Joan Henness | T. Darryl Thompson Jean Bardsley
row 29 : 1955 | Donald Smythe | Jean Waring | T. Darryl Thompson Bert Fergus | Marjory Shedd Joan Henness | T. Darryl Thompson Jean Bardsley
row 30 : 1956 | David McTaggart | Jean Miller | Beverley Westcott William Purcell | Marjory Shedd Joan Henness | William Purcell Marjory Shedd [/Table] Answer this question based on the above table: Who played women's singles in 1933?

Answer: Ruth Robertson