1538
Holy League (1538)
Italian War of 1536–1538
Ottoman–Portuguese conflicts (1538–1560)
Francesco Gonzaga (1538–1566)
Amias Paulet (died 1538)
Battle of Kōnodai (1538)
Moldavian–Polish War (1530–1538)
1538 in India
1538 in Norway
1538 in France
1538 in Ireland
1538 in Sweden
1538 in art
Beatrice of Portugal, Duchess of Savoy
1538 in literature
1538 in science
Siege of Diu (1538)
Battle of Beadala (1538)
Maria of Portugal, Hereditary Princess of Parma
John Clere (died 1539)
Battle of Preveza
1538 in poetry
Toungoo–Ava War
USS Cauto
United Nations Security Council Resolution 1538
Richard Clement (courtier)
Ottoman–Portuguese confrontations
Simon Mountford (died 1537 or 1538)
1530s in music
Yemeni–Ottoman conflicts
1530s in architecture
French galley La Réale (1538)
Feudal barony of Dunster
1530s in England
ALGOL 60
List of years in the Philippines
Stagefright (bug)
List of state leaders in the 16th century
List of governors of dependent territories in the 16th century
Table of years in literature
Kingdom of Hungary (1526–1867)
List of years in science
Boston Theological Interreligious Consortium
Hatice Sultan (daughter of Selim I)
1530s BC
Kingdom of Hungary
List of Farm to Market Roads in Texas (1500–1599)
List of Beam approach beacon system units
List of people executed for homosexuality in Europe
List of state leaders in the 16th century BC
List of minor planets: 1001–2000