Alexandra Jane Walsh (born July 31, 2001) is an American competitive swimmer and swimsuit model.

[1] Growing up, Walsh was a phenom who started setting national age group records at 12 in 2014.

Glynis also swam competitively and was captain of the Boston College women's swim team in 1993.

There, she competed for the Nashville Aquatic Club, coached by John Morse and Doug Wharam.

[6] Later that year, Walsh broke Missy Franklin's national age group record in the 13–14 girl's 200 yard individual medley with a time of 1:56.20.

[8] Walsh then competed at the 2016 Junior Pan Pacific Championships in Maui, Hawaii, in August.

Walsh's high school team, coached by Polly Linden, captured the state swimming and diving championship in 2017.

[9] Walsh competed at the 2018 Junior Pan Pacific Championships in Suva, Fiji, in August.

Walsh continued to break multiple national age group records throughout her high school career.

[15] Walsh competed at the 2019 Pan American Games held in Lima, Peru, in August.

[16] Harpeth Hall School was named SwimmingWorld national champions for the second straight year in 2019.

Her time of 2:09.01 shattered the 17–18 girl's national age group record previously set by Elizabeth Pelton in 2011.

[24] During her sophomore season at Virginia, Walsh was joined on the team by her younger sister, Gretchen.

[28] She set an American, NCAA, U.S. Open, and pool record in the 200 yard individual medley with a time of 1:50.08.

That season, Walsh was a finalist for the Honda Sports Award in swimming and diving, which was won by her teammate Kate Douglass.

Walsh also won the 200 m individual medley, setting a new U.S. Open record in the final with a winning time of 2:07.84.

[36] At the 2022 Golden Goggle Awards in September, Walsh was a nominee for Female Athlete of the Year.

[40] Walsh swam the first leg of the 4×200 m freestyle relay, which won bronze and broke the American record with a time of 7:34.70.

At the 2023 World Championships in July, Walsh won a silver medal in the 200 m individual medley as part of an American one-two finish with Kate Douglass.

By the end of the meet, she had 26 career first place finishes at the ACC Championships, passing her former teammate Kate Douglass for the most ever.

[47] At the 2024 Olympic Games, Walsh initially finished third in the 200 m individual medley but was disqualified due to an illegal transition from backstroke to breaststroke.

Walsh was featured in Mary Ellen Pethel's book entitled Title IX, Pat Summit, and Tennessee's Trailblazers: 50 Years, 50 Stories.

The book was published in 2022 to celebrate the 50th anniversary of Title IX and to honor female athletes and coaches with connections to the state of Tennessee.

"[51] Walsh and her sister Gretchen were the first NCAA athletes (and set of siblings) to launch an apparel line with a major retailer after the passage of the NIL.