Lukas Märtens is a swimmer who has competed for Germany. He competed at the 2020 and 2024 Summer Olympic Games.
He is the older brother of Leonie Märtens and in a relationship with Olympic swimmer Isabel Gose.
Olympic Results[]
| Year | Event | Rank |
|---|---|---|
| 2020 | Men's 200m freestyle | 17th |
| Men's 400m freestyle | 12th | |
| Men's 1500m freestyle | 11th | |
| Men's 4x200m freestyle relay | 7th | |
| 2024 | Men's 200m freestyle | 5th |
| Men's 400m freestyle | 
| |
| Men's 200m backstroke | 8th | |
| Men's 4x200m freestyle relay | 8th |
2020[]
| Discipline | Round | Time | |
|---|---|---|---|
| 200 metres freestyle | Heats | 1:46.69 | |
| Swim-off | 1:46.40 | PR | |
| Semifinal | Did not advance | ||
| Final | |||
| 400 metres freestyle | Heats | 3:46.30 | |
| Final | Did not advance | ||
| 1500 metres freestyle | Heats | 14:59.45 | |
| Final | Did not advance | ||
| 4x200 metres freestyle relay | Heats | 7:06.76 (1:47.27 split) |
|
| Final | 7:06.51 (1:46.68 split) |
||
2024[]
| Discipline | Round | Time |
|---|---|---|
| 200 metres freestyle | Heats | 1:46.33 |
| Semifinal | 1:45.36 | |
| Final | 1:45.46 | |
| 400 metres freestyle | Heats | 3:44.13 |
| Final | 3:41.78 | |
| 200 metres backstroke | Heats | 1:56.89 |
| Semifinal | 1:56.33 | |
| Final | 1:55.97 | |
| 4x200 metres freestyle relay | Heats | 7:06.20 (1:45.66 split) |
| Final | 7:09.56 (1:45.31 split) |
 Swimming 2020 • Men's 4x200 metre freestyle relay
|
|---|
| Jacob Heidtmann |
| Lukas Martens |
| Henning Bennet Muhlleitner |
| Poul Zellmann |
| Swimming 2024 • Men's 4x200 metre freestyle relay
|
|---|
| Lukas Maertens |
| Rafael Miroslaw |
| Josha Salchow |
| Timo Sorgius |