| Lassi Järvenpää | |
| Birth Date: | 28 October 1996 |
| Birth Place: | Helsinki, Finland |
| Height: | 1.86 m |
| Position: | Right back |
| Currentclub: | Lahti |
| Clubnumber: | 4 |
| Years1: | 2014–2016 |
| Clubs1: | Klubi 04 |
| Caps1: | 34 |
| Goals1: | 1 |
| Years2: | 2016 |
| Clubs2: | HJK |
| Caps2: | 0 |
| Goals2: | 0 |
| Years3: | 2016 |
| Clubs3: | → RoPS (loan) |
| Caps3: | 6 |
| Goals3: | 0 |
| Years4: | 2017–2018 |
| Clubs4: | RoPS |
| Caps4: | 47 |
| Goals4: | 2 |
| Years5: | 2019–2020 |
| Clubs5: | IFK Mariehamn |
| Caps5: | 39 |
| Goals5: | 0 |
| Years6: | 2021 |
| Clubs6: | FC Inter Turku |
| Caps6: | 24 |
| Goals6: | 0 |
| Years7: | 2022– |
| Clubs7: | Lahti |
| Caps7: | 9 |
| Goals7: | 0 |
| Club-Update: | 19 April 2023 |
Lassi Järvenpää (born 28 October 1996) is a Finnish professional footballer who plays for Lahti, as a right back.
Järvenpää signed with IFK Mariehamn for the 2019, on a season long deal with an option to extend the deal with one year.[1]
On 15 November 2021, he signed with Lahti for the 2022 season.[2]