Jonathan Dario "Yoni" Erlich (Hebrew: יונתן דאריו "יוני" ארליך; born 5 April 1977) is an Israeli former professional tennis player. During his career, he was mainly a doubles specialist, having won the men's doubles title at the 2008 Australian Open with Andy Ram. He attained his career-high doubles ranking of world No. 5 in July 2008. Erlich has reached 44 doubles finals and won 22 (half of them), mostly with partner Andy Ram; together, they are known in Israel as "Andyoni". His Davis Cup doubles record, as of 2018, was 22–12.
Jonathan Erlich, who is Jewish, was born in Buenos Aires, Argentina. He moved to Haifa, Israel, when he was a one-year-old, and now resides in Tel Aviv and competed as an Israeli.
Erlich first started playing tennis when he was three years old, and he played his first tournament at the age of seven. He was later trained at the Wingate Institute, where he met Andy Ram, his future doubles partner. He turned pro in 1996 at the age of 19.
Erlich is known as a fan of the football team Maccabi Haifa.
Following his retirement, in 2023 Erlich joined the non-profit Israel Tennis & Education Centers (ITEC) as Director of High-Performance Program. In his new position, responsible for the development of competitive tennis layers from all backgrounds throughout Israel, with an emphasis on distributing resources and identifying talent in under-served and remote areas of the country.
Erlich and Ram first competed at Queen's Club in June 2001. In 2002, in singles Erlich defeated world # 64 ranked Adrian Voinea of Romania, 6–2, 6–3, in Indianapolis.
The Israeli duo's best achievement was reaching the semifinal of the Wimbledon championships in 2003. They defeated Mark Knowles and Daniel Nestor but lost the semifinal to defending Wimbledon champions Jonas Björkman and Todd Woodbridge. They were the first Israelis to advance to the semifinals in a Grand Slam event.
They won the Thailand Open in September 2003 and the Grand Prix de Lyon in October 2003, defeating Julien Benneteau and Nicolas Mahut 6–1, 6–3 in the final.
Erlich advanced with Liezel Huber of South Africa to the semifinals in the mixed doubles tournament in 2004 at the Australian Open. They were defeated by Leander Paes and Martina Navratilova in the semifinals.
Ram and Erlich won the Lyon tournament again in October 2004. They defeated Jonas Björkman and Radek Štěpánek 7–6, 6–2 in the final. Erlich and Ram's next major tournament win was in Rotterdam in February 2005. They beat Czechs Cyril Suk and Pavel Vízner 6–4, 4–6, 6–3 in the finals. Ram and Erlich missed the French Open in 2005 due to the death of Ram's father shortly before the tournament was due to start. They reached 8th place in the doubles ranking at the end of 2005, and served as alternates at the Masters Cup in Shanghai.
Erlich and Ram claimed the Adelaide title in March 2006, defeating Russians Dmitry Tursunov and Igor Kunitsyn 6–3, 6–2.
At the Cincinnati 1000 Masters, in August 2007, he and Ram won, upsetting the world No. 1 Bryan brothers in the final 4–6, 6–3, 13–11. In November 2007, they again defeated the No. 1 Bryan brothers at the Tennis Masters Cup in China, 7–6, 2–6, 6–1. At the 2007 US Open, he played doubles with Ram, losing to the eventual winners Simon Aspelin and Julian Knowle, 5–7, 6–7.
Erlich and Ram won their first Grand Slam at the 2008 Australian Open final against Arnaud Clément and Michaël Llodra 7–5, 7–6.
From September 2008 till May 2009 Erlich was recovering from right elbow surgery, and suffered setback after setback, while Ram was playing doubles with other partners. The Israel Open ATP Challenger tournament in May 2009 was the first where the two reunited. They proceeded to the tournament's final, where they lost to George Bastl and Chris Guccione 6–3, 7–63. After the tournament Ram announced that he was going to finish the season with his temporary partner Max Mirnyi, before returning to play with Erlich on a permanent basis. Later the same month, Erlich partnering Harel Levy won his first ATP tournament after returning to play, the Türk Telecom İzmir Cup (an ATP Challenger Tour event).
Erlich partnered with Novak Djokovic at the 2010 Queen's Club Championships winning the title. It is Djokovic's only doubles title in his career.
In May 2021, Erlich won his 22nd doubles title at the 2021 Belgrade Open out of 44 finals with partner Andrei Vasilevski, the win being one match away from reaching a milestone of 400 career match wins.
Erlich announced his retirement after his participation at the 2022 Tel Aviv Open partnering Novak Djokovic in September. He had to withdraw in the last minute due to injury thus completing his professional career.
Playing for the Israel Davis Cup team in 2000 and from 2002 to 2009, he has won 12 of his 16 matches, including wins in Israel's 2006 win over Great Britain, 2007 win over Luxembourg, 2007 wins over Italy and Chile (in which he and Ram defeated Olympic Gold Medal winners González and Massú), and 2009 win over Russia.