Didacus
Didacus (-i, m.) est nomen masculinum
ibericae paeninsulae origine incerto.

In linguis frequentibus formae 

 Catalane: Dídac
 Graece: Δίδαχος (Didachos)
 Hispanice et Italice: Diego
 Lusitanice: Diogo

Homines 
Didacus Roderici filius (saeculo nono) (comes Castellae)
Sanctus Didacus Complutensis (1400-1463)
Sanctus Iohannes Didacus (1474-1528)
Didacus do Amaral (1941-2019) (vir politicus)
Didacus Maradona (1960 - 2020)
Didacus Rivera (1886-1957) (pictor)
Didacus Velazquius (1599–1660)
Didacus Vitrioli (1819–1898) (poeta Latinus)

Fontes 
Etymologia nominis Didaci
Behind the Name: Meaning, Origin and History of the Name Didacus apud www.behindthename.com

Praenomina
Praenomina masculina

ca:Dídac
hu:Diego (egyértelműsítő lap)
nl:Diego