Ryler DeHeart (born March 1, 1984) is an American former professional tennis player^[1] and current professional pickleball player. He reached his tennis singles career high ranking of 174 on May 3, 2010.^[1] He was coached by Brad Dancer.^[2] DeHeart resides in Champaign, Illinois.^[1]

His first win on the ATP Tour came as a qualifier at the 2008 US Open^[3] where he beat Olivier Rochus in five sets.^[4] He lost to Rafael Nadal in the next round, 1–6, 2–6, 4–6, despite taking a 3–0 lead in the third set.^[3][5] He predominantly played Challenger tournaments.

On June 7, 2009, he won his first title on the ATP Challenger Tour, with a 6–2, 3–6, 7–5 victory over Carsten Ball in the final of the Yuba City Challenger in California.

No.	Date	Tournament	Surface	Opponent	Score
1.	July 24, 2006	Illinois, United States	Hard	Todd Paul	6–7(2), 6–2, 6–1
2.	July 30, 2007	Illinois, United States	Hard	Matt Bruch	6–4, 6–3
3.	June 1, 2009	Yuba City, United States	Hard	Carsten Ball	6–2, 3–6, 7–5

No.	Date	Tournament	Surface	Partner	Opponents	Score
1.	January 31, 2010	Hawaii, United States	Hard	Kevin Anderson	Im Kyu-tae Martin Slanar	3–6, 7–6(2), [15–13]
2.	May 15, 2010	Sarasota, United States	Clay	Brian Battistone	Gero Kretschmer Alex Satschko	5–7, 7–6(4), [10–8]

DeHeart played college tennis at the University of Illinois at Urbana-Champaign, where he achieved a number one in the ITA singles rankings and was a two-time All-American. As a junior, he won the ITA National Intercollegiate Indoor Singles Championship. As a senior, he was a semifinalist at the ITA All-American Championships and won the consolation title at the ITA National Indoor Championships. He finished his career with a singles record of 138–36 (most wins in Illinois history) and a doubles record of 104–38.

• List of professional pickleball players

• Ryler DeHeart at the Association of Tennis Professionals
• Ryler DeHeart at the International Tennis Federation
• DeHeart College Profile
• Official Fan Site