Wendy Macpherson (born January 28, 1968) is an American ten-pin bowler.
Macpherson was born in Walnut Creek, California and currently lives in Henderson, Nevada. She won twenty titles with the Professional Women's Bowling Association between 1986 and 2003 and was a four-time Bowling Writers Association of America Female Bowler of the Year. She is the all-time leader in career PWBA earnings ($1,232,910 U.S.).
Macpherson won her first pro title at age 18 in the U.S. Women's Open, and also won the USBC Queens event three times. In 2006, she became the only female bowler to win a USBC Open Championships title when she fired an 812 series in the singles competition. In December, 2008, Macpherson was elected to the USBC Hall of Fame for Superior Performance.
Macpherson has also competed in the PBA Women's Series, which is sponsored by the USBC. Making the field of 16 for the Bayer Earl Anthony Medford Classic as an alternate in January, 2009, she eventually won the title over previous Women's Series champion Stefanie Nation, 199-184.
Macpherson is currently a member of the Professional Bowlers Association (PBA), and an associate member of the Japan Professional Bowling Association. Within the JPBA, she has earned ten titles, including the 2010 ABS Japan Open where she scored a 300 game in the final match.