Yung-Jan Chan was born in Taiwan on August 17, 1989 and started playing tennis at age 6. Her father, Chan Yuan-Liang introduced her to the game and he now serves as her coach. Her favorite surface to play in is hardcourt and this 19-year old describes herself as a nice and outgoing person.
Chan first made the rounds of the junior tournaments in 2002 and in 2004 won the Australian Open Junior doubles title partnering with Sheng-Nan Sun. In August of the same year, she turned professional. She claimed the ITF singles title in Colombo, Jakarta and Taipei in her first year as a professional tennis player as well as three doubles title in Jakarta, Haibara and Mount Gambier.
In 2006, she reached the semifinals of the Japan Open and won second place in the doubles category (with partner Chuang). She also broke through the Top 100 rising from No. 101 to No 96. She participated in the qualifying rounds of the four Grand Slam events but only managed to reach the first round of the Wimbledon.
She finished off 2006 with four singles titles in the ITF, one in Melbourne, another in Fukuoka and in Kurume and Kao-Hsiung. She also garnered five doubles wins in the ITF. The next year, still with Chuang, they managed to grab three doubles ITF titles early in the year (at Bangalore, Birmingham and ‘s-Hertogenbosch). They went on to get second place at the Australian Open as well as the US Open.
Her impressive record continued with doubles win at the Pattaya Open and at Indian Wells. Chan also reached her first major tour finals at Bangkok and the quarterfinals at Kolkata. She managed to reach the first round of all the four major Grand Slam events. She continued to win four single ITF titles and two doubles titles. By the end of the year, she has broken into the Top 50. Her best finish in 2008 was a quarterfinal finish at the Pattaya Open. She has competed in the Beijing Olympics but fell in the first round.