Maria of Bosnia
| Maria Kotromanić | |
|---|---|
| Duchess of Bosnia, Countess of Helfenstein | |
| Duchess of Bosnia | |
| Countess of Helfenstein | |
| Reign | c. 1353 – April 1403 |
| Died | 27 April 1403 |
| Spouse | Ulrich V, Count of Helfenstein |
| Issue | 6 children |
| House | House of Kotromanić |
| Father | Stephen II of Bosnia |
| Mother | Elizabeth of Kuyavia |
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Maria of Bosnia (German: Maria von Bosnien; Serbo-Croatian: Марија / Marija; d. 27 April 1403) was a member of the House of Kotromanić who married into the House of Helfenstein.