Nilüfer Hatun
| Nilüfer Hatun | |
|---|---|
| Valide Hatun of the Ottoman Empire | |
| Tenure | March 1362 – 1363 | 
| Successor | Gülçiçek Hatun | 
| Died | c. 1363 Bursa, Ottoman Sultanate  | 
| Burial | Orhan Gazi Tomb, Bursa  | 
| Consort | Orhan | 
| Issue | Murad I | 
| Dynasty | Ottoman | 
| Religion | Orthodox Christian (birth) Sunni Islam (conversion)  | 
Nilüfer Hatun (Ottoman Turkish: نیلوفر خاتون, water lily, called also Lülüfer Hatun or Ülüfer Hatun, died c.1363), was a concubine of Orhan, the second Ottoman sultan, and the mother of Murad I, Orhan's successor. She was the first slave of Christian origin to become the mother of an Ottoman Sultan.