| John Sigismund Vasa | |
|---|---|
| Born | 6 January 1652 Warsaw, Poland |
| Died | 20 February 1652 (aged 0) Warsaw, Poland |
| Burial | |
| House | Vasa |
| Father | John II Casimir Vasa |
| Mother | Marie Louise Gonzaga |
John Sigismund Vasa (6 January 1652, Warsaw - 20 February 1652, Warsaw) was a Polish prince, the son of John II Casimir and Marie Louise Gonzaga.