Eastern Professional Hockey League has been the name of two professional ice hockey leagues:

• Eastern Professional Hockey League (1914–1915) - an ice hockey league that took the place of the Maritime Professional Hockey League in 1914.
• Eastern Professional Hockey League (1959–1963) - an ice hockey league that played from 1959-1963.
• Eastern Professional Hockey League (2008–2009) - an ice hockey league beginning play in 2008.

• Constantineşti
• Constantin Francken
• Constantin Francois de Chasseboeuf, comte de Volney
• Constantin-François Chasse-Boeuf Volney
• Constantin-François Chassebœuf
• Constantin Freiherr d’Aspre van Hoobreuk
• Constantin Freiherr von Schäzler
• Constantin Frăţilă
• Constantin Gabrielescu
• Constantin G. Banu
• Constantin Gh. Banu
• Constantin Gheorghe Banu
• Constantin Giurescu
• Constantin Gurdgiev
• Constantin Gurgiev
• Constantin Heger
• Constantinian Basilica of St. Peter
• Constantinian bronzes
• Constantin Iancu
• Constantin I. Angelescu
• Constantinian Order of St George
• Constantin Iavorschi
• Constantini Brancusi
• Constantinides
• Constantinidi