2020 Ann Arbor Challenger – Singles

This was the first edition of the tournament.

Ulises Blanch won the title after defeating Roberto Cid Subervi 3–6, 6–4, 6–2 in the final.

Seeds
All seeds receive a bye into the second round. • # 🇺🇸 Bjorn Fratangelo (quarterfinals)

• # 🇺🇸 Noah Rubin (second round)

• # 🇺🇸 Sebastian Korda (second round)

• # 🇩🇴 Roberto Cid Subervi (final)

• # 🇧🇪 Ruben Bemelmans (second round)

• # 🇦🇷 Renzo Olivo (second round)

• # 🇪🇨 Roberto Quiroz (quarterfinals)

• # 🇺🇸 JC Aragone (quarterfinals)

• # Nino Serdarušić (third round)

• # 🇩🇪 Daniel Altmaier (semifinals)

• # 🇯🇵 Kaichi Uchida (second round)

• # 🇺🇸 Kevin King (second round)

• # 🇧🇷 Pedro Sakamoto (third round)

• # 🇺🇸 Michael Redlicki (second round)

• # 🇺🇸 Sekou Bangoura (third round)

• # 🇧🇷 Thomaz Bellucci (second round)