| Infanta Maria da Assunção | |
| Full Name: | Maria da Assunção Ana Joana Josefa Luísa Gonzaga Francisca de Assis Xavier de Paula Joaquina Antónia de S. Tiago |
| House: | House of Braganza |
| Father: | John VI of Portugal and Brazil |
| Mother: | Carlota Joaquina of Spain |
| Birth Date: | 25 June 1805 |
| Birth Place: | Queluz, Portugal |
| Death Place: | Santarém, Portugal |
| Burial Place: | Royal Pantheon of the House of Braganza |
Infanta Maria da Assunção of Braganza (pronounced as /pt/; English: Mary of the Assumption); Queluz, 25 June 1805 - Santarém, 7 January 1834) was a Portuguese infanta (princess) daughter of King John VI of Portugal and his wife Carlota Joaquina of Borbón.
She died unmarried when she was just 28 years old. She was first buried at the Miracle Church in Santarém but then moved to the Royal Pantheon of the Braganza Dynasty, in Lisbon.[1]