Namesakes
Biblical Characters:
1 title
Caesar (a.k.a. Tiberius) (m) Luke 20:25 
Characters in Roman Mythology:
1 character
Tiberinus Silvius (a.k.a. Tiberius) (m)
Fictional Characters from Television:
2 characters
James T. Kirk (a.k.a. Tiberius) 1966 Star Trek
Woody Boyd (a.k.a. Tiberius) 1982 Cheers
Roman and Byzantine Emperors:
4 emperors
Emperor Tiberius Julius Caesar 14-37
Emperor Tiberius Claudius Caesar Germanicus 41-54
Emperor Flavius Tiberius Constantinus (a.k.a. Tiberius) 574-582
Emperor Tiberius 698-705
Saints:
1 saint
Saint Tiberius ?-303