Namesakes

Belgian Prime Ministers: 1 prime minister
Étienne Constantin de Gerlache   1831  
German Chancellors and Presidents: 1 chancellor
(chancellor) Constantin Fehrenbach   1920-1921  
Notable Artists: 1 sculptor
Constantin Brâncuși   1876-1957  
Notable Athletes: 1 rugby
(rugby) Marius Antonescu (a.k.a. Constantin)   1992-  
Olympic Medalists: 1 gold
(gold) Tobias Hauke (a.k.a. Constantin)   2008; 2012   field hockey  
Other Royalty: 3 princes
Constantin of Liechtenstein   1972-   Liechtenstein  
Georg of Liechtenstein (a.k.a. Constantin)   1999-   Liechtenstein  
Alfons of Liechtenstein (a.k.a. Constantin)   2001-   Liechtenstein  
Romanian Presidents and Prime Ministers: 11 prime ministers
(prime minister) Constantin Bosianu   1865  
(prime minister) Constantin Crețulescu   1867  
(prime minister) Ion C. Brătianu (a.k.a. Constantin)   1876-1881; 1881-1888  
(prime minister) Constantin Coandă   1918  
(prime minister) Ion I. C. Brătianu (a.k.a. Constantin)   1909-1910; 1914-1918; 1918-1919; 1922-1926; 1927  
(prime minister) Vintilă Brătianu (a.k.a. Constantin)   1927-1928  
(prime minister) Constantin Argetoianu   1939  
(prime minister) Constantin Sănătescu   1944  
(prime minister) Constantin Dăscălescu   1982-1989  
(prime minister) Mugur Isărescu (a.k.a. Constantin)   1999-2000  
(prime minister) Călin Popescu-Tăriceanu (a.k.a. Constantin)   2004-2008