2020 Bangkok Challenger II

The 2020 Bangkok Challenger II was a professional tennis tournament played on hard courts. It was part of the 2020 ATP Challenger Tour. It took place in Bangkok, Thailand between 20 and 26 January 2020.

Seeds

 * 1 Rankings are as of 13 January 2020.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇹🇭 Thanapet Chanta
 * 🇹🇭 Palaphoom Kovapitukted
 * 🇹🇭 Michael Mathayomchand
 * 🇹🇭 Kasidit Samrej
 * 🇹🇭 Wishaya Trongcharoenchaikul

The following player received entry into the singles main draw using a protected ranking:
 * 🇧🇪 Arthur De Greef

The following players received entry into the singles main draw as alternates: The following players received entry from the qualifying draw:
 * 🇸🇰 Alex Molčan
 * 🇨🇦 Filip Peliwo
 * 🇯🇵 Kaichi Uchida
 * 🇧🇦 Mirza Bašić
 * 🇷🇺 Aslan Karatsev

Singles

 * 🇮🇹 Federico Gaio def. Robin Haase 6–1, 4–6, 4–2 ret.

Doubles

 * 🇪🇨 Gonzalo Escobar / 🇲🇽 Miguel Ángel Reyes-Varela def. 🇨🇳 Gong Maoxin / 🇨🇳 Zhang Ze 6–3, 6–3.