2025 Champaign Challenger

The 2025 Paine Schwartz Partners Champaign Challenger was a professional tennis tournament played on hardcourts. It was the 29th edition of the tournament which was part of the 2025 ATP Challenger Tour. It took place in Champaign, Illinois, United States between November 10 and November 16, 2025.

2025 Champaign Challenger
Date	10 – 16 November
Edition	29th
Surface	Hard (indoor)
Location	Champaign, Illinois, United States
Champions
Singles
Stefan Kozlov
Doubles
Patrick Harper / Shunsuke Mitsui

Singles main-draw entrants

Seeds

Country	Player	Rank1	Seed
COL	Nicolás Mejía	208	1
GBR	Johannus Monday	212	2
USA	Mitchell Krueger	236	3
USA	Murphy Cassone	245	4
GER	Mats Rosenkranz	261	5
USA	Andres Martin	269	6
GEO	Saba Purtseladze	288	7
USA	Tyler Zink	299	8

• ¹ Rankings are as of November 3, 2025.

Other entrants

The following players received wildcards into the singles main draw:

• Sasha Colleu
• Ádám Jilly
• Oliver Okonkwo

The following player received entry into the singles main draw using a protected ranking:

• Micah Braswell

The following player received entry into the singles main draw through the Junior Accelerator programme:

• Roh Ho-young

The following player received entry into the singles main draw as an alternate:

• Adhithya Ganesan

The following players received entry from the qualifying draw:

• Taym Al Azmeh
• Ryan Fishback
• Pablo Martínez Gómez
• Lui Maxted
• Shunsuke Mitsui
• Jeremy Zhang

The following player received entry as a lucky loser:

• Quinn Vandecasteele

Champions

Singles

Main article: 2025 Champaign Challenger – Singles

• Stefan Kozlov def. Murphy Cassone 7–6^(7–3), 7–5.

Doubles

Main article: 2025 Champaign Challenger – Doubles

• Patrick Harper / Shunsuke Mitsui def. Ryan Seggerman / Keegan Smith 7–5, 6–7^(3–7), [12–10].