← 1530 1529 1528 1531 in Portugal → 1532 1533 1534
Centuries:	15th 16th 17th 18th
Decades:	1510s 1520s 1530s 1540s 1550s
See also:	List of years in Portugal

Events in the year 1531 in Portugal.

Incumbents

• King of Portugal and the Algarves: John III

Events

Lisbon

Santarém

Location of the 1531 Lisbon earthquake

• 26 January – The Lisbon earthquake and subsequent tsunami resulted in approximately 30,000 deaths.^[1][2]

Births

• 11 November – Manuel, Prince of Portugal (died 1537)

Full date missing

• António, Prior of Crato, King of Portugal as António I of Portugal for 33 days in 1580 (died 1595)

Deaths

Full date missing

• Diogo de Arruda, architect (born before 1490)
• María Pacheco, Spanish woman who escaped to Portugal when her husband Juan López de Padilla was killed in 1521 (born about 1496)