Gian Marco Moroni
Gian Marco Moroni is an Italian tennis player.
Moroni has a career high ATP singles ranking of 212 achieved on 27 August 2018. He also has a career high ATP doubles ranking of 327 achieved on 20 May 2019.
Moroni made his ATP main draw debut at the 2019 Swiss Open Gstaad after qualifying for the singles main draw, defeating Luca Margaroli and Marco Trungelliti.
Challenger and Futures finals
Singles: 4 (1–3)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Loss | 0–1 | Serbia F3, Subotica | Futures | Clay |  Dennis Novak | 3–6, 7–6, 2–6 | |
| Win | 1–1 | Spain F7, Reus | Futures | Clay |  Pol Toledo Bagué | 6–3, 6–1 | |
| Loss | 1–2 | XVI Venice Challenge Save Cup – Singles| | Mestre, Italy | Challenger | Clay |  Gianluigi Quinzi | 2–6, 2–6 |
| Loss | 1–3 | 2019 Garden Open – Singles| | Rome, Italy | Challenger | Clay |  Henri Laaksonen | 7–6, 6–7, 2–6 |
Doubles: 1 (0–1)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Loss | 0–1 | Italy F32, Santa Margherita di Pula | Futures | Clay | Gianluca Di Nicola | Pietro Licciardi Lorenzo Sonego | 6–7, 3–6 |