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Tennis fans are certainly familiar with the name, Stan Wawrinka. The talented tennis player recently reached the U.S. Open semi-finals for the third time, after defeating Juan Martin del Potro in a late-night match. He will now face Kei Nishikori in the semi-finals. Fans are eager to know more about the tennis star’s life and are searching the internet for terms like, “Stan Wawrinka wiki,” “How old is Stan Wawrinka?”, “Where is Stan Wawrinka from?”, “Stan Wawrinka wife,” “Stan Wawrinka net worth,” “Stan Wawrinka tattoo,” and “Stan Wawrinka coach.” Keep reading ahead to find out everything you’re dying to know about Wawrinka!

Here are five facts you need to know about professional tennis player Stan Wawrinka, including his wiki, wife, net worth, tattoo and coach:

#1 He Has Won Two Grand Slam Titles

Into the Quarters @usopen !!! #newyork #tennis #allez #stanimal ????????????????????????????????????????????????????????

A photo posted by Stanislas Wawrinka (@stanwawrinka85) on

The 31-year-old tennis star was the winner of the 2014 Australian Open and the 2015 French Open. In 2014, he was ranked as world no. 3. At the 2008 Summer Olympics, Wawrinka partnered with Roger Federer in the men’s doubles event, to capture the gold medal. He also won the 2014 Monte Carlo Masters. The 6 ft tall player is considered to have the best one-handed backhand in the game of tennis. If you’re wondering who Stan Wawrinka’s coach is, it is Richard Krajicek, a former Dutch tennis player.

#2 He is of Swiss and German Descent

Fans are always asking, “where is Stan Wawrinka from?” Well, it’s quite an interesting story, as Wawrinka has a combination of both German and Swiss ancestry. Born Stanislas Wawrinka on March 28, 1985, in Lausanne Switzerland, he shortened his name to Stan. His father, Wolfram is a German of Czech ancestry, although the family surname is actually of Polish origin. Stan possesses both German, as well as Swiss citizenship.

Wawrinka’s mother, Isabelle is of Swiss descent and works as a bio-dynamic farmer, who helps physically challenged people. He has three siblings. His older brother Jonathan teaches tennis, while his two younger sisters, Djanaée and Naëlla, are students who play tennis, as well. It definitely seems like tennis runs in the Wawrinka family!

#3 He is Dating Fellow Tennis Player, Donna Vekic

Back in New York for the @usopen and at my favorite hotel in the city @parkhyattny !! Enjoying the spa after a long practice !! ????????????????????????????????????????????

A photo posted by Stanislas Wawrinka (@stanwawrinka85) on

Naturally, die-hard fans are interested in knowing who Stan Wawrinka’s wife is. The handsome tennis star was earlier married to a Swiss television presenter and former model named, Ilham Vuilloud, with whom he has a six-year-old daughter named Alexia. In 2011, the couple apparently separated because of Wawrinka’s desire to dedicate himself to the tennis profession, although they reconciled for a while. In 2015, Wawrinka and Vuilloud announced that they were officially divorced, and he is currently dating his fellow tennis player, Donna Vekic, who is from Croatia.

#4 He Has Two Tattoos

Press day @cincytennis !! #boring #joke ????????????????????????????⏰????????????☕️✌????️????????????????????

A photo posted by Stanislas Wawrinka (@stanwawrinka85) on

Stan Wawrinka’s tattoos are well-known on the tennis court. For curious fans, he has a tattoo on his left forearm in Italian, quoting the Irish writer Samuel Beckett: “Ever tried. Ever failed. No matter. Try Again. Fail again. Fail better.” Wawrinka also has his daughter from his first marriage, Alexia’s name tattooed on his right arm. Isn’t that a sweet gesture?

#5 His Net Worth is $15.6 Million

As of 2016, Stan Wawrinka’s net worth is estimated to be a staggering $15.6 million! He rakes in $1.2 million in endorsements from corporate sponsors like Visilab, Yonex, Fromm, Subaru, Audi, as well as watch manufacturer, Audemars Piguet.