2023 Champaign–Urbana Challenger

The 2023 Champaign–Urbana Challenger was a professional tennis tournament played on hard courts. It was the 27th edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Champaign, Illinois, United States between November 13 and November 19, 2023.

2023 Champaign–Urbana Challenger
Date	13 – 19 November
Edition	27th
Surface	Hard (Indoor)
Location	Champaign, Illinois, United States
Champions
Singles
Patrick Kypson
Doubles
John-Patrick Smith / Sem Verbeek

Singles main-draw entrants

Seeds

Country	Player	Rank1	Seed
USA	Aleksandar Kovacevic	112	1
USA	Alex Michelsen	114	2
USA	Emilio Nava	153	3
FRA	Titouan Droguet	165	4
USA	Denis Kudla	183	5
KAZ	Beibit Zhukayev	195	6
USA	Patrick Kypson	241	7
USA	Martin Damm	269	8

• ¹ Rankings are as of November 6, 2023.

Other entrants

The following players received wildcards into the singles main draw:

• Kenta Miyoshi
• Kārlis Ozoliņš
• Ethan Quinn

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

• Evgeny Karlovskiy
• Stefan Kozlov
• Mats Rosenkranz

The following players received entry from the qualifying draw:

• Hunter Heck
• Iñaki Montes de la Torre
• Alfredo Perez
• Alex Rybakov
• Mark Whitehouse
• Cooper Williams

Champions

Singles

Main article: 2023 Champaign–Urbana Challenger – Singles

• Patrick Kypson def. Alex Michelsen 6–4, 6–3.

Doubles

Main article: 2023 Champaign–Urbana Challenger – Doubles

• John-Patrick Smith / Sem Verbeek def. Lucas Horve / Oliver Okonkwo 6–2, 7–6^(7–4).