Born in Pembrooke, Ontario in 1941. Known in our horseshoe circles as Sheila McGrath, she is married to Stan Leis since early 2005. Sheila started playing in the Scarborough horseshoe club in the mid-70s. Mary Archer, Canadian Women's Champion in 1977 inspired Sheila to compete. In her first appearance at the Canadians in 1978, Sheila took 4th place.
Sheila won the Ontario Provincial Women's title 7 times including 4 consecutive ones from 1982 to 1985. Her highest average at the Provincials was recorded in 1989 with a 75.7%.
Sheila took part in 23 Canadian Championships from 1978 to 2002 more than any other woman (except Myrna Kissick who also participated 23 times). Sheila won the 1990 Canadian Women's title and the 1997 Canadian Senior Ladies title. Her personal high at the Canadians was 70.2% in 1994.
After being diagnosed with M.S., she qualified twice in the Championship division at the World Tournament, finishing 9th in 1998 (with 66.4%) and 17th in 1999 (with 56.5%). Sheila was the first winner of the prestigious Elmer Hohl Ringer Classic in 1989, averaging 76.2% and edging both Sandy Janssens and Sylvianne Moisan to win that tournament! She also recorded a perfect game of 26 shoes on June 20, 1988 in the Scarborough League) against ...Mary Archer.
