| Lucas Gatti | |
| Fullname: | Lucas Cassius Gatti |
| Birth Date: | 14 February 1978 |
| Birth Place: | Buenos Aires, Argentina |
| Years1: | 1995–1996 |
| Years2: | 1997–1998 |
| Years3: | 2001–2002 |
| Years4: | 2003–2004 |
| Years5: | 2004–2005 |
| Caps1: | 2 |
| Caps2: | 0 |
| Caps3: | 4 |
| Goals1: | 0 |
| Goals2: | 0 |
| Goals3: | 0 |
| Manageryears1: | 2024 |
| Managerclubs1: | Olbia |
Lucas Cassius Gatti (born 14 February 1978) is an Argentine football coach and former player.
Gatti played as a midfielder for Argentinos Juniors, Dundee and CD Badajoz.[1]
Gatti was appointed the U23 manager at Bromley in July 2022, having first joined the English side's coaching set up in February of the same year.[2]
On 9 October 2024, Italian Serie D club Olbia announced the hiring of Gatti as their new head coach, replacing Marco Amelia.[3] He resigned just a month later, on 9 November, due to personal reasons.[4]
He is the son of Argentine international goalkeeper Hugo Gatti.