The 2015 Santaizi ATP Challenger was a professional tennis tournament played on carpet courts. It was the second edition of the tournament which was part of the 2015 ATP Challenger Tour. It took place in Taipei, Taiwan between 27 April and 3 May.

Singles main-draw entrants

Seeds Country Player Rank1 SeedLu Yen-hsun621Sam Groth862Go Soeda883Lukáš Lacko914Tatsuma Ito975Ryan Harrison1266Illya Marchenko1337Jimmy Wang1368 1 Rankings are as of April 20, 2015

Other entrants The following players received wildcards into the singles main draw: Yi Chu-huan Hung Jui-chen Wang Chieh-fu Ho Chih-jen

The following players received entry from the qualifying draw: Matthew Barton Yu Cheng-yu Yuuya Kibi Toshihide Matsui

Champions

Singles

Sam Groth def. Konstantin Kravchuk, 6–7(5–7), 6–4, 7–6(7–3)

Doubles

Matthew Ebden / Wang Chieh-fu def. Sanchai Ratiwatana / Sonchat Ratiwatana, 6–1, 6–4

References Combo Main Draw