Gabriela "Gaby" Dabrowski (/dəˈbraʊski/; Polish: Dąbrowska, pronounced ; born April 1, 1992) is a Canadian professional tennis player. She reached her highest WTA singles ranking of No. 164 on November 3, 2014 and her highest doubles ranking of No. 7 on March 19, 2018. She won the 2017 French Open mixed doubles title with Rohan Bopanna, becoming the first Canadian woman to win a senior Grand Slam title. With Mate Pavić, she also won the 2018 Australian Open mixed doubles title.
She played in her first provincial tournament when she was 8. Her first big victory was at the provincial 10-and-under Future Stars at 9 years old. Gabriela was a finalist at the Ontario 14-and-under Provincial Championships and finished in the top 8 at the 14-and-under National Championships.
At the beginning of 2006, she became the first Canadian to win Les Petits As, one of the most prestigious 14 and under tournaments in the world. In December 2006, Dabrowski reached the doubles final of the 16 and under Orange Bowl in Miami. Gabriela also won the Junior Orange Bowl in December 2009 where she defeated top-seeded Kristina Mladenovic. She was the first Canadian to capture the title since Carling Bassett-Seguso did it as a 15-year-old in 1982. At the junior event of the Australian Open in January 2010, Dabrowski was a runner-up in doubles with partner Tímea Babos. In November 2011, she made it to her first professional singles final at the ITF $50,000 tournament in Toronto, but lost to qualifier Amra Sadiković. Dabrowski reached, in November 2012, the semifinals of the ITF $75,000 Challenger in Phoenix.