2020 Sparkassen ATP Challenger – Singles

Jannik Sinner was the defending champion but chose not to defend his title.

Ilya Ivashka won the title after defeating Antoine Hoang 6–4, 3–6, 7–6(7–3) in the final.

Seeds
• # 🇯🇵 Yasutaka Uchiyama (first round)

• # 🇧🇾 Ilya Ivashka (champion)

• # 🇷🇺 Aslan Karatsev (semifinals)

• # 🇮🇹 Lorenzo Musetti (first round)

• # 🇫🇷 Antoine Hoang (final)

• # 🇮🇹 Federico Gaio (quarterfinals)

• # 🇦🇹 Jurij Rodionov (first round)

• # 🇸🇰 Martin Kližan (second round)