Apr 3 John Abernethy, English surgeon, born in London, England (d. 1831) Apr 12 Dirk van den Boetzelaer, Regent of Holland, born in Leiden, Netherlands (d. 1819) Apr 13 Laurent, 1st Marquis of Gouvion Saint-Cyr, French marshal, born in Toul, Three Bishoprics, France (d. 1830) Apr 18 Bernhard Anselm Weber, German pianist, conductor and composer, born in Mannheim, Germany (d. 1821) 1763 Famous Birthdays by Year 1765