Namesakes
Biblical Characters:
1 character
Linus (m) 2 Tim. 4:21 
Bishops of Rome and the Popes:
1 pope
Linus 67-76
Characters in Greek Mythology:
5 characters
Linus (m)
Linus (m)
Linus (m)
Linus (m)
Linus (m)
Nobel Prize Winners:
1 chemistry/peace
(chemistry/peace) Linus Pauling 1954; 1962
Notable Actors and Entertainers:
1 actor, 1 youtuber
Linus Roache 1964-
Linus Sebastian 1986-
Notable Scientists and Inventors:
1 chemist, 1 engineer
Linus Pauling 1901-1994
Linus Torvalds 1969-
Other Fictional Characters:
1 character
Linus van Pelt 1952 comic strip
Saints:
1 saint
Saint Linus ?-76