2019 Firenze Tennis Cup – Singles

Pablo Andújar was the defending champion but chose not to defend his title.

Marco Trungelliti won the title after defeating Pedro Sousa 6–2, 6–3 in the final.

Seeds
All seeds receive a bye into the second round. • # 🇩🇪 Philipp Kohlschreiber (semifinals)

• # 🇸🇰 Martin Kližan (second round, retired)

• # 🇪🇸 Jaume Munar (third round)

• # 🇮🇹 Salvatore Caruso (second round)

• # 🇸🇰 Andrej Martin (second round, retired)

• # 🇮🇹 Paolo Lorenzi (third round)

• # Pedro Sousa (final)

• # Blaž Rola (third round)

• # 🇮🇹 Lorenzo Giustino (second round)

• # 🇪🇸 Pedro Martínez (second round)

• # 🇷🇸 Nikola Milojević (second round)

• # 🇮🇹 Federico Gaio (third round)

• # 🇮🇹 Filippo Baldi (second round, retired)

• # Robin Haase (quarterfinals)

• # 🇧🇪 Kimmer Coppejans (quarterfinals)

• # 🇮🇹 Alessandro Giannessi (third round)