| Léo Seydoux | |
| Fullname: | Léo Louis Seydoux |
| Birth Date: | 1998 3, df=yes |
| Birth Place: | Riaz, Switzerland |
| Height: | 1.74 m |
| Currentclub: | Dordrecht |
| Clubnumber: | 16 |
| Position: | Right-back |
| Youthyears1: | 2007–2009 |
| Youthclubs1: | FC Remaufens |
| Youthyears2: | 2009–2010 |
| Youthclubs2: | Bulle |
| Youthyears3: | 2010–2013 |
| Youthclubs3: | Fribourg |
| Youthyears4: | 2013–2018 |
| Youthclubs4: | Young Boys |
| Years1: | 2018–2021 |
| Clubs1: | Young Boys |
| Caps1: | 3 |
| Goals1: | 0 |
| Years2: | 2019–2020 |
| Clubs2: | → Neuchâtel Xamax (loan) |
| Caps2: | 35 |
| Goals2: | 0 |
| Years3: | 2021–2024 |
| Clubs3: | Westerlo |
| Caps3: | 27 |
| Goals3: | 2 |
| Years4: | 2022–2023 |
| Clubs4: | → Beerschot (loan) |
| Caps4: | 32 |
| Goals4: | 1 |
| Years5: | 2024– |
| Clubs5: | Dordrecht |
| Caps5: | 0 |
| Goals5: | 0 |
| Nationalyears1: | 2015 |
| Nationalteam1: | Switzerland U17 |
| Nationalcaps1: | 4 |
| Nationalgoals1: | 0 |
| Nationalyears2: | 2015–2016 |
| Nationalteam2: | Switzerland U18 |
| Nationalcaps2: | 6 |
| Nationalgoals2: | 0 |
| Nationalyears3: | 2016 |
| Nationalteam3: | Switzerland U19 |
| Nationalcaps3: | 4 |
| Nationalgoals3: | 0 |
| Nationalyears4: | 2017–2018 |
| Nationalteam4: | Switzerland U20 |
| Nationalcaps4: | 2 |
| Nationalgoals4: | 0 |
| Nationalyears5: | 2019 |
| Nationalteam5: | Switzerland U21 |
| Nationalcaps5: | 3 |
| Nationalgoals5: | 0 |
| Club-Update: | 12 January 2024 |
| Nationalteam-Update: | 15 October 2019 |
Léo Louis Seydoux (born 16 March 1998) is a Swiss professional footballer who plays as a right-back for Dutch club Dordrecht.
Seydoux made his professional debut with Young Boys in a 2–0 Swiss Super League win over St. Gallen on 26 September 2018.[1]
On 9 January 2021, he signed a 3.5-year contract with Westerlo in Belgium.[2] On 30 July 2022, Seydoux moved on loan to Beerschot, with an option to buy.[3]
On 5 January 2024, Seydoux joined Dordrecht in the Netherlands on a 2.5-year contract.[4]
| Club | Season | League | National Cup | Other | Total | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Division | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | |||
| Young Boys | 2017-18[5] | Swiss Super League | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 2018-19 | 3 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | |||
| 2019-20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||
| 2020-21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||
| Total | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||
| Neuchâtel Xamax (loan) | 2019-20 | Swiss Super League | 35 | 0 | 2 | 0 | 0 | 0 | 37 | 0 | |
| Westerlo | 2020-21 | Challenger Pro League | 12 | 0 | 1 | 0 | 0 | 0 | 13 | 0 | |
| 2021-22 | 15 | 2 | 1 | 0 | 0 | 0 | 16 | 2 | |||
| 2022-23 | Belgian Pro League | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| Total | 27 | 2 | 2 | 0 | 0 | 0 | 29 | 2 | |||
| Beerschot (loan) | 2022-23 | Challenger Pro League | 32 | 1 | 2 | 0 | 0 | 0 | 34 | 1 | |
| Dordrecht | 2023-24 | Eerste Divisie | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | |
| Career total | 99 | 3 | 6 | 0 | 0 | 0 | 105 | 3 | |||
Young Boys
Westerlo