History of Kayla Day in Timeline

By Popular Timelines Editorial Team · Updated: February 19, 2026

Kayla Day is an American professional tennis player known for her achievements in the sport. She reached a career-high singles ranking of No. 84 in the world, showcasing her talent on the professional circuit. A significant highlight of her junior career was winning the 2016 US Open in singles. Furthermore, she was a runner-up in the doubles event at the same tournament, partnering with Caroline Dolehide, indicating her prowess in both singles and doubles competitions.

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Full Timeline

September 28, 1999: Kayla Day's Birth

On September 28, 1999, Kayla Day, an American professional tennis player, was born.

Others born on this day/year

2016: Achievements in Junior Rankings and US Open Win

In 2016, Kayla Day reached the top of the ITF junior rankings by winning the Junior US Open, reaching the semifinals at Wimbledon, and reaching the final at the Orange Bowl the previous year. In 2016, she also achieved her best doubles result at a major event as a runner-up at the Junior US Open with partner Caroline Dolehide. She won the 2016 USTA Girls 18s National Championships to earn a wildcard into the main draw of the US Open.

2016: Won Junior US Open

In 2016, Kayla Day won the junior major title at the US Open and finished as runner-up in the doubles event with Caroline Dolehide.

2017: First Tour Wins at Indian Wells Open

At the 2017 Indian Wells Open, Kayla Day achieved her first tour wins of the season and her first career wins at a Premier Mandatory event. This included a victory over Mirjana Lučić-Baroni, a semifinalist at the 2017 Australian Open, allowing her to reach the third round of the tournament.

2017: Turned Professional

In 2017, Kayla Day officially turned professional at the Australian Open, focusing on the ITF Women's Circuit due to her ranking.

2017: First Main Draw Appearance at Roland Garros

In 2017, Kayla Day won three matches in the French Open qualifying, making her first main draw appearance at Roland Garros, as well as her first Grand Slam tournament appearance since the 2017 US Open. She defeated Kristina Mladenovic and Madison Keys to reach the third round of a major for the first time, but she lost to Anna Karolína Schmiedlová in the third round.

2017: First Career Title and Australian Open Qualification

In 2017, shortly after turning 17, Kayla Day won her first career title at the 50k tournament in Macon, Georgia. The following week in Scottsdale, she reached the semifinals, entering the top 200 for the first time. Due to these combined performances, she won the Australian Open Wild Card Challenge, securing a spot in the main draw at the first major event of 2017.