Karl Ludwig was born on February 25, 1692.
May the 7th (same as me!)
Eberhard-Ludwigs-Gymnasium was created in 1686.
Karl Sapper was born on February 6, 1866.
Karl Dall was born on February 1, 1941.
Karl Ristenpart was born on January 26, 1900.
Karl Staaff was born on January 21, 1860.
Karl Wallenda was born on January 21, 1905.
Karl Claus was born on January 22, 1796.
Karl Brandt was born on January 8, 1904.
Karl Löwith was born on January 9, 1897.
Karl Briullov was born on December 12, 1799.
Karl Renner was born on December 14, 1870.