Patricia Hy-Boulais (born 22 August 1965) is a former tennis player. She turned professional on 12 October 1986. Early in her career she represented Hong Kong (since the beginning until the end of the 1987 season). She became a citizen of Canada in 1991. However, she represented Canada since the beginning of the 1988 season. Her best performance at a Grand Slam came when she got to the quarter-finals of the 1992 US Open, defeating Eva Švíglerová, Judith Wiesner, Jennifer Capriati and Helena Suková before losing to eventual champion Monica Seles. After Hy-Boulais did it in 1992, Canada did not have another woman to survive into the second week at the French Open until Aleksandra Wozniak did it in 2009. Hy-Boulais represented her new country at the 1996 Summer Olympics in Atlanta, Georgia, where she was eliminated in the second round by the number one seed Monica Seles. Hy-Boulais reached her highest ranking in the WTA Tour on 8 March 1993, when she became the number 28 of the world. Hy-Boulais's daughter Isabelle is a top Canadian tennis prospect.

Personal life

Patricia Hy-Boulais had an athletic family. Her father was a tennis player for Cambodia and served as the team captain. He also has competed in the Davis Cup for Cambodia. Her mother was a national badminton champion for Cambodia.

WTA finals

Singles (1 title, 1 runner-up)

Doubles (1 title, 2 runner-ups)

ITF finals

Singles (4-2)

Doubles (5-1)