Frank Russell Dancevic ( ; , ; born September 26, 1984) is a retired Canadian professional tennis player. He first became the country's top singles player, according to ATP rankings, on February 10, 2003, as an 18-year-old, and remained so from January 30, 2006 until June 20, 2010. Dancevic has reached two ATP singles finals (Indianapolis and Eastbourne), the quarterfinals of the 2007 Montreal Masters and achieved a career-high singles ranking of world No. 65 in September 2007. In August 2011, Dancevic became the first men's singles player, in one calendar year, to enter the main draw of all four Grand Slam tournaments by playing the qualifying competition for each event. He has been the captain of Canada's Davis Cup team since 2017. Personal Dancevic's father is John and mother Doris. His mother is Québécoise, from Rouyn-Noranda, and his father is Serbian who originates from Apatin, Serbia. Dancevic has three younger sisters. Monika, born in 1986, completed her NCAA tennis career at the University of Georgia in 2009. She was the NCAA number 35 ranked singles player as a sophomore for the Bulldogs in 2006–07 and has been ranked by the WTA as high as World No. 775. Sonja and Kristina are twins born in 1989. Frank is married to a Serbian model Nikolina Bojić; in September, 2013 they married in a Serbian Orthodox church in his father's hometown of Apatin. Tennis career Juniors As a junior, Dancevic reached as high as No. 20 in the world singles rankings in July 2001 (and No. 3 in doubles in 2002). His best grand-slam singles result came when he reached the quarterfinals of the 2001 Wimbledon Championships boys' singles. In doubles, he reached 2 junior boys' grand-slam finals with partner Giovanni Lapentti of Venezuela. They lost in the championship match at the 2001 Australian Open, but they rebounded successfully to win the 2001 Wimbledon Championships title. Pro tour The right-handed Dancevic turned pro in 2003 and reached his career-high singles ranking in September 2007, at world No. 65. A native of Niagara Falls, Ontario, he was at that time the highest ranked men's Canadian singles player since Daniel Nestor, who was ranked No. 61 in September 1999. It was Fred Niemeyer whom Dancevic overtook to become, in early 2006, Canada's top-ranked singles player. Dancevic's best tournament results to date, all in singles, have been reaching the final of the 2007 Indianapolis Tennis