William Percey Wennington (born April 26, 1963) is a Canadian former professional basketball player who won three National Basketball Association (NBA) championships with the Chicago Bulls. A center, he represented Canada in the 1984 Olympics and 1983 World University Games, where the team won gold. He was also on the Canadian team that narrowly missed qualification for the 1992 Olympics. Wennington has been inducted into the Quebec Basketball Hall of Fame and the Canadian Basketball Hall of Fame.