Jenny Margaret Byrne (born 25 February 1967) is a former tennis player from Australia who turned professional in 1987 and retired from the tour in 1997. Her career-high world rankings were world No. 45 in singles (in 1989) and world No. 27 in doubles (in 1988).

Byrne finished runner-up in the mixed-doubles competition at Wimbledon in 1989, partnering Mark Kratzmann. In 1992, she won the Women's Tennis Association's 'Comeback Player of the Year' award. As a junior player, Byrne won the girls' singles title at the Australian Open and finished runner-up in the girls' singles at Wimbledon in 1985.

Result	No.	Date	Tournament	Surface	Partner	Opponents	Score
Loss	1.	Jul 1989	Wimbledon, England	Grass	Mark Kratzmann	Jana Novotná Jim Pugh	4–6, 7–5, 4–6

Result	No.	Date	Tournament	Surface	Opponent	Score
Loss	1.	Mar 1989	Indian Wells, United States	Hard	Manuela Maleeva	4–6, 1–6
Loss	2.	Jun 1992	Birmingham, England	Grass	Brenda Schultz	2–6, 2–6

Result	No.	Date	Tournament	Surface	Partner	Opponents	Score
Loss	1.	May 1986	Lugano, Switzerland	Clay	Janine Thompson	Elise Burgin Betsy Nagelsen	2–6, 3–6
Loss	2.	Jan 1987	Sydney, Australia	Clay	Janine Thompson	Betsy Nagelsen Elizabeth Smylie	7–6(7–5), 5–7, 1–6
Win	1.	Oct 1987	Indianapolis, United States	Hard (i)	Michelle Jaggard-Lai	Beverly Bowes Hu Na	6–2, 6–3
Loss	3.	May 1988	Rome, Italy	Clay	Janine Thompson	Jana Novotná Catherine Suire	3–6, 6–4, 5–7
Loss	4.	May 1988	Strasbourg, France	Clay	Janine Thompson	Nicole Bradtke Manon Bollegraf	5–7, 7–6(13–11), 3–6
Win	2.	Oct 1988	Nashville, United States	Hard	Janine Thompson	Elise Burgin Rosalyn Fairbank	7–5, 6–7(1–7), 6–4
Loss	5.	Jan 1994	Brisbane, Australia	Hard	Rachel McQuillan	Laura Golarsa Natalia Medvedeva	3–6, 1–6
Loss	6.	Jan 1994	Hobart, Australia	Hard	Rachel McQuillan	Linda Wild Chanda Rubin	5–7, 6–4, 6–7(1–7)
Loss	7.	Feb 1994	Auckland, New Zealand	Hard	Julie Richardson	Patricia Hy-Boulais Mercedes Paz	4–6, 6–7(3–7)

Result	No.	Date	Location	Surface	Opponent	Score
Win	1.	14 October 1984	Wyong, Australia	Grass	Michelle Parun	6–2, 6–2
Win	2.	25 August 1991	Tarakan, Indonesia	Hard	Tanya Soemarno	6–0, 6–2
Loss	1.	10 November 1991	Port Pirie, Australia	Hard	Louise Field	4–6, 4–6
Win	3.	17 November 1991	Bendigo, Australia	Hard	Kristin Godridge	0–6, 6–4, 6–4
Win	4.	8 December 1991	Perth, Australia	Hard	Kate McDonald	6–2, 6–4

Result	No.	Date	Location	Surface	Partnering	Opponents	Score
Loss	1.	21 October 1983	Gold Coast, Australia	Hard	Amanda Tobin	Nerida Gregory Bernadette Randall	6–7, 6–7
Win	1.	31 October 1983	Tamworth, Australia	Hard	Amanda Tobin	Debbie Mills Chris Newton	5–7, 6–2, 7–5
Win	2.	7 October 1991	Matsuyama, Japan	Hard	Paulette Moreno	Jennifer Saret Yi Jing-Qian	1–6, 6–4, 6–4
Win	3.	4 December 1995	Port Pirie, Australia	Hard	Catherine Barclay	Mareze Joubert Joanne Limmer	6–1, 6–3

• Jenny Byrne at the Women's Tennis Association
• Jenny Byrne at the International Tennis Federation
• Jenny Byrne at the Billie Jean King Cup (archived)
• Jenny Byrne at Olympedia
• Jenny Margaret Byrne at Olympics.com