2024 Santaizi ATP Challenger

The 2024 Santaizi ATP Challenger was a professional tennis tournament played on hard courts. It was the seventh edition of the tournament which was part of the 2024 ATP Challenger Tour. It took place in Taipei, Taiwan between 13 and 18 May.

Seeds

 * 1 Rankings are as of 6 May 2024.

Other entrants
The following players received wildcards into the singles main draw:
 * Ray Ho
 * Huang Tsung-hao
 * Yin Bang-shuo

The following players received entry into the singles main draw as alternates:
 * 🇰🇷 Chung Yun-seong
 * 🇦🇺 James McCabe

The following players received entry from the qualifying draw:
 * 🇺🇸 Alafia Ayeni
 * Rémy Bertola
 * 🇦🇺 Blake Ellis
 * 🇰🇷 Nam Ji-sung
 * 🇮🇳 Mukund Sasikumar
 * 🇯🇵 James Trotter

Singles

 * 🇦🇺 Adam Walton def. 🇺🇦 Illya Marchenko 3–6, 6–2, 7–6(7–3).

Doubles

 * Ray Ho / 🇰🇷 Nam Ji-sung def. 🇯🇵 Toshihide Matsui / 🇯🇵 Kaito Uesugi 6–2, 6–2.