2023 Nonthaburi Challenger III

The 2023 Nonthaburi Challenger III was a professional tennis tournament played on hard courts. It was the 6th edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Nonthaburi, Thailand from 16 to 22 January 2023.

2023 Nonthaburi Challenger III
Date	16 – 22 January
Edition	6th
Surface	Hard
Location	Nonthaburi, Thailand
Champions
Singles
Sho Shimabukuro
Doubles
Nam Ji-sung / Song Min-kyu

Singles main-draw entrants

Seeds

Country	Player	Rank1	Seed
AUS	James Duckworth	157	1
SUI	Alexander Ritschard	174	2
FRA	Antoine Escoffier	192	3
FRA	Evan Furness	211	4
GBR	Paul Jubb	218	5
ROU	Nicholas David Ionel	229	6
GER	Peter Gojowczyk	232	7
CZE	Zdeněk Kolář	237	8

• ¹ Rankings are as of 9 January 2023.^[1]

Other entrants

The following players received wildcards into the singles main draw:

• Yuttana Charoenphon
• Jirat Navasirisomboon
• Kasidit Samrej

The following players received entry into the singles main draw as alternates:

• Stefano Travaglia
• Beibit Zhukayev

The following players received entry from the qualifying draw:

• Arthur Cazaux
• Evgeny Donskoy
• Jakub Menšík
• Shintaro Mochizuki
• Dominik Palán
• Stuart Parker

The following player received entry as a lucky loser:

• Giovanni Fonio

Champions

Singles

Main article: 2023 Nonthaburi Challenger III – Singles

• Sho Shimabukuro def. Arthur Cazaux 6–2, 7–5.

Doubles

Main article: 2023 Nonthaburi Challenger III – Doubles

• Nam Ji-sung / Song Min-kyu def. Jan Choinski / Stuart Parker 6–4, 6–4.