Namesakes
Fictional Characters from Books:
1 character
Marius Pontmercy 1862 Les Misérables 
Fictional Characters from Plays and Musicals:
1 character
Marius Pontmercy 1980 Les Misérables
Notable Actors and Actresses:
1 actor
Marius Goring 1912-1998
Notable Athletes:
1 rugby, 1 soccer
(soccer) Valerică Găman (a.k.a. Marius) 1989-
(rugby) Marius Antonescu 1992-
Saints:
3 saints
Saint Marius 530-594
Saint Marius ?-555
Saint Laurent-Joseph-Marius Imbert ?-1839