Bilgen is a Turkish surname, related to the name Bilge, meaning wise.
Notable people with this name include: Ayhan Bilgen (born 1971), Turkish journalist and politician Bülent Kaan Bilgen (born 1977), Austrian footballer of Turkish origin İbrahim Bilgen (1949–2010), Turkish politician Samim Bilgen (1910–2005), Turkish violinist Üstün Bilgen-Reinart (born 1947), Turkish-Canadian writer
See also Bilge, Turkish given name