- Dio's name partially comes from the heavy metal singer Ronnie James Dio, founder of the band Dio.[1]
- Danny's name is possibly a reference to the Loggins and Messina song, Danny's Song.
- Erina Pendleton's name is possibly based on the Japanese pronunciation of The Beatles song, Eleanor Rigby.
- Chapter 8's original title in Weekly Shonen Jump, "The Battle on Ogre Street", is a possible reference to the Queen song, Ogre Battle.
- Robert E. O. Speedwagon's name likely comes from American rock band REO Speedwagon.
- Wang Chan's name is inspired by the English new wave group Wang Chung.
- The Zeppeli surname is named after the English rock band Led Zeppelin.[2]
- Poco's name likely comes from the American country rock band Poco.
- Tarkus is named after the song and album, Tarkus, by Emerson, Lake & Palmer.
- Bruford is named after musician Bill Bruford, former drummer of Yes and King Crimson.
- Tonpetty is named after American musician Tom Petty.
- Dire and Straizo are named after the British rock band Dire Straits.
- Doobie's name is a reference to The Doobie Brothers.
- Page, Jones, Plant, and Bornnam are likely named after Jimmy Page, John Paul Jones, Robert Plant, and John Bonham, the four members of Led Zeppelin.
- The farmer testifying about the presence of Jonathan and party (though he does not know their names) is named Jeff Back, presumably after English guitarist Jeff Beck.
- A fisherman who reported his boat stolen is named Dan Hamar, presumably named after Czech-American musician, Jan Hammer.
- Father Styx is possibly named after the American rock band Styx.