| Memoriał Romana Siemińskiego | |
| Date: | May |
| Region: | Masovian Voivodeship, Poland |
| English: | Memorial of Roman Sieminski |
| Discipline: | Road |
| Competition: | UCI Europe Tour |
| Type: | Single-day race |
| Organiser: | Klub Kolarski Legia 1928 |
| Director: | Marcin Wasiołek |
| Number: | 20 (as of 2019) |
| Mostwins: | (4 wins) |
The Memoriał Romana Siemińskiego is a one-day cycling race held in the Masovian Voivodeship, Poland. It was first held in 1998 and has been part of the UCI Europe Tour in category 1.2.[1]