Tennis birthdays for the week of April 20-26.
 

April 23 - Four-time mixed Grand Slam doubles winner Daniela Hantuchova turns 31. Hantuchova has been ranked in the Top 10 in singles and doubles in her career. She won her first Grand Slam title alongside Leos Friedl at Wimbledon in 2001. She added the Australian Open in 2002 and the French Open in 2005, both with Kevin Ullyett. She completed the career Grand Slam by winning the 2005 US Open with Mahesh Bhupathi.

 

April 26 - American John Isner, most well-known for winning the longest tennis match in history, turns 29. Isner is ranked No. 11 in the world and is the third-tallest man to ever play professional tennis. In the first round of Wimbledon in 2010, he defeated Nicolas Mahut in 11 hours, 5 minutes by the incredible score of 6-4, 3-6, 6-7, 7-6, 70-68.