← Rian O'Sullivan
Players similar to Rian O'Sullivan
Same position, similar age, comparable market value.
| # | Player | Position | Citizenship | Club | Born | Value |
|---|---|---|---|---|---|---|
| 1 |  Mattia Gargano | Defender - Left-Back | Italy | Unknown | 2000 | — |
| 2 |  Viktor Patrashko | Defender - Left-Back | Russia Moldova | Retired | 1998 | — |
| 3 |  Giancarlo Di Cillo | Defender - Left-Back | Italy | Without Club | 1999 | — |
| 4 |  Emanuele Valerio | Defender - Left-Back | Italy | Unknown | 1999 | — |
| 5 |  Luca Di Minico | Defender - Left-Back | Italy | Retired | 1998 | — |
| 6 |  Julian Conze | Defender - Left-Back | Germany | Retired | 1999 | — |
| 7 |  Furkan Korkut | Defender - Left-Back | Türkiye | Without Club | 1999 | — |
| 8 |  Cosimo Nannini | Defender - Left-Back | Italy | Retired | 1999 | — |
| 9 |  Nicola Alvaro | Defender - Left-Back | Italy | Unknown | 1999 | — |
| 10 |  Antonio Cortés | Defender - Left-Back | Mexico | Unknown | 1998 | — |
| 11 |  Guglielmo Marino | Defender - Left-Back | Italy | Without Club | 1999 | — |
| 12 |  Mert Kuyucu | Defender - Left-Back | Türkiye Germany | Without Club | 2000 | — |
| 13 |  Antonis Fouasis | Defender - Left-Back | Greece | Without Club | 1998 | — |
| 14 |  Jan Kubala | Defender - Left-Back | Czech Republic | Retired | 2000 | — |
| 15 |  Tolaji Bola | Defender - Left-Back | England Nigeria | Retired | 1999 | — |
| 16 |  Cedric Guarino | Defender - Left-Back | Germany | Without Club | 1998 | — |
| 17 |  Edoardo La Barba | Defender - Left-Back | Italy | Without Club | 1999 | — |
| 18 |  Kenan Gürmen | Defender - Left-Back | Türkiye | Unknown | 2000 | — |
| 19 |  Antonio Vecchione | Defender - Left-Back | Italy | Retired | 1999 | — |
| 20 |  Pablo López | Defender - Left-Back | Spain | Retired | 1999 | — |
| 21 |  Jonathan Esparza | Defender - Left-Back | United States Mexico | Without Club | 1999 | — |
| 22 |  Francesco Dragone | Defender - Left-Back | Italy | Without Club | 1998 | — |
| 23 |  Adrián Caballero | Defender - Left-Back | Mexico | Without Club | 1998 | — |
| 24 |  Tommaso Ogliari | Defender - Left-Back | Italy | Unknown | 1999 | — |
| 25 |  Aly Nader | Defender - Left-Back | Italy Egypt | Retired | 2000 | — |
| 26 |  Mario Bellocco | Defender - Left-Back | Italy | Retired | 1998 | — |
| 27 |  Ian Smeulers | Defender - Left-Back | Netherlands | Retired | 2000 | — |
| 28 |  Carmine Esposito | Defender - Left-Back | Italy | Retired | 1999 | — |
| 29 |  Charlie Asensio | Defender - Left-Back | United States Panama | Retired | 2000 | — |
| 30 |  Alessandro Del Gaudio | Defender - Left-Back | Italy | Without Club | 2000 | — |