William Blumberg is a professional tennis player from New York City. He attended the University of North Carolina at Chapel Hill. In November 2021, he achieved his career-high ranking of 182. For singles, his career-high ranking is 438. He reached this in February 2019.

In his junior career, he reached the finals of the Boy’s Doubles at the 2015 French Open. He was paired with American Tennis Player Tommy Paul.

Height / weight 1.88 m / 84 kg
Born 26 Jan 1998
Nationality United States United States

Player Profile

William was born in New York City, New York on January 26, 1988. The American tennis player is 188 centimeters tall and his last listed weight is 84 kilograms. He is a right-handed player and he has a two-handed backhand.

He attended the University of North Carolina. He has two brothers and his parents are Amy and David. His father is Jewish but his family identifies as Catholic.

William attended Greenwich High School. He played tennis there and went undefeated in his senior year.

College and Junior Career

As a junior, he played in all the four grand slam events. His highest achievement was reaching the finals at the 2015 French Open for Boy’s Doubles. He was paired with Tommy Paul.

In his first season in college, he was named the ACC Freshman of the Year. He was also named to the first-team All-ACC. The NCAA also named him as their Most Outstanding Player of the Year for 2017.

Professional Career

When he turned pro, he was honored as the ITA’s Men’s Tennis Rookie of the Year. He debuted at the grand slams as a professional in 2017. This was at the US Open after he received a wildcard. He participated in the doubles event with Spencer Papa.

In February 2019, he reached his career-high singles ranking of World No.438.

He won his very first ATP match at the 2021 Hall of Fame Open. It was the men’s doubles event and he was paired with Jack Sock. They defeated the pairings of Denis Kudla and Tennys Sandgren, Santiago Gonzalez and Jonathan Elrich, and Vasek Pospisil and Austin Krajicek.

This run of wins led him to achieve his highest doubles ranking of World No.284. When he won two Challenger doubles events later in the year, he broke into the top 100. As of December 2021, he is ranked 182.

Career Statistics


  • Highest Singles Ranking: No.438(February 18, 2019)

Grand Slam Singles Performance

  • US Open - Q1 - 2017


  • Career Record: 4-1
  • Career Titles: 1
  • Highest Ranking: 182 (November 2021)

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