Biography Wikipedia
Wikipedia:
See also: Constantine (name)The first name Konstantin is a derivation from the Latin name Constantinus (Constantine) in some European languages, such as Russian and German. As a Christian given name, it refers to the memory of the Roman emperor Constantine the Great. A number of notable persons in the Byzantine Empire, and (via mediation by the Christian Orthodox Church) in Russian history and earlier East Slavic history are often referred to by this name.
Konstantin means firm, constant.
Konstantin may also refer to:
Konstantin Feoktistov (1926–2009), Soviet cosmonautKonstantin Romanov (disambiguation), several Grand Dukes of the Russian Royal House of RomanovKnyaz Konstantin (disambiguation), several historical persons