2025 Chicago Men's Challenger

2025 Chicago Men's Challenger
Date	4–10 August
Edition	4th
Surface	Hard
Location	Chicago, United States
Champions
Singles
Michael Zheng
Doubles
Mac Kiger / Ryan Seggerman

The 2025 Chicago Tennis Challenger was a professional tennis tournament played on hardcourts. It was the fourth edition of the tournament which was part of the 2025 ATP Challenger Tour. It took place in Chicago, United States between August 4 and 10, 2025.

Country	Player	Rank1	Seed
DEN	August Holmgren	144	1
GBR	Billy Harris	146	2
LBN	Hady Habib	169	3
CHN	Wu Yibing	186	4
KAZ	Beibit Zhukayev	203	5
AUS	Bernard Tomic	211	6
TPE	Hsu Yu-hsiou	217	7
MEX	Rodrigo Pacheco Méndez	220	8

• ¹ Rankings as of 28 July 2025.^[1]

The following players received wildcards into the singles main draw:

• Martin Damm
• Kyle Kang
• Darian King

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

• Jason Jung

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

• Michael Zheng

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

• Miguel Tobón

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

• Stefan Dostanic
• Andre Ilagan
• Garrett Johns
• Alfredo Perez

The following players received entry from the qualifying draw:

• Samir Banerjee
• Andrew Fenty
• Antoine Ghibaudo
• Huang Tsung-hao
• Joshua Sheehy
• Trevor Svajda

The following player received entry as a lucky loser:

• Giles Hussey

• Michael Zheng def. Hsu Yu-hsiou 6–4, 6–2.

• Mac Kiger / Ryan Seggerman def. Theodore Winegar / Michael Zheng 6–4, 3–6, [10–5].