Arthur Wellesley (1769-1852)
May 1 Duke of Wellington and British Prime Minister (Tory: 1828-30), born in Dublin, Ireland
- May 4 Charles Hague, English composer, born in Tadcaster, Yorkshire (d. 1821)
- May 6 Ferdinand III, Grand Duke of Tuscany (1790-1801), born in Florence (d. 1824)
- May 7 Giuseppe Farinelli, Italian composer, born in Este, Veneto, Italy (d. 1836)
- May 10 Jean Lannes, French military commander (Marshal of the Empire and friend of Napoleon Bonaparte), born in Lectoure, France (d. 1809)
- May 20 Andreas Vokos Miaoulis, Greek admiral and politician (d. 1835)