Namesakes
Biblical Characters:
1 character
Pyrrhus (m) Acts 20:4 
Characters in Greek Mythology:
2 characters
Neoptolemus (a.k.a. Pyrrhus) (m)
Pyrrhus (m)
Notable Military Figures:
1 general
Pyrrhus of Epirus c. 319-272 BC
Saints:
1 saint
Saint Pyrrhus of Breti 5xx-?