Confirmed with source
- Josuke's Stand, Crazy Diamond, is named after the Pink Floyd song, Shine on You Crazy Diamond.[1]
- Keicho's Stand, Bad Company, is named after English hard rock bank, Bad Company.[1]
- Okuyasu's Stand, The Hand, is named after the Canadian-American rock band, The Band.[1]
- Akira Otoishi was modeled after young Kenji Ohtsuki, a Japanese rock musician and award-winning writer, considering their similar wavy hair and scar on the left side of the face
- The pins on Akira's wrists read "AC" and "DC", referencing the Australian rock band, AC/DC.
- Akira aspires to be a guitarist akin the likes of Jimi Hendrix and Jeff Beck. He also admires Eddie Van Halen and Stevie Ray Vaughan.[2]
- Akira's Stand, Red Hot Chili Pepper, is named after American rock band, the Red Hot Chili Peppers.[1]
- Yukako Yamagishi's Stand, Love Deluxe, is named after the Sade album, Love Deluxe.[3]
- Koichi's Stand, Echoes, is named after Pink Floyd's song, Echoes[3]
- Anjuro Katagiri's nickname "Angelo" is named after the American composer, Angelo Badalamenti.[3]
- Toshikazu Hazamada's Stand, Surface, is named after the R&B trio, Surface.[3]
- Tonio Trussardi's Stand, Pearl Jam, is named after the American rock band, Pearl Jam.[4]
- Shizuka Joestar's Stand, Achtung Baby, is named after the U2 album, Achtung Baby.[4]
- Rohan's Stand, Heaven's Door, is named after Bob Dylan's song, Knockin' on Heaven's Door.[4]
- Bug-Eaten and Not Bug-Eaten's Stand, Ratt, is named after Heavy Metal band, Ratt.[4]
- Shigechi Yangu's Stand, Harvest, is named after Neil Young's song and album Harvest.[4]
- Shigechi's last name is based off the last name of the same musician.[4]
- Aya Tsuji's Stand, Cinderella, is named after American heavy metal band, Cinderella.[4]
- Terunosuke Miyamoto's Stand, Enigma, is named after the German new-age band, Enigma.[5]
- Enigma's localized name is Misterioso, likely named after the Thelonious Monk album, Misterioso.
- Yuya Fungami's Stand, Highway Star, is named after the Deep Purple song, Highway Star.[5]
- Ken Oyanagi's Stand, Boy II Man, is named after the American hip-hop group, Boyz II Men.[5]
- Toyohiro Kanedaichi's Stand, Super Fly, is named after the Curtis Mayfield song, Superfly.[5]
- Mikitaka Hazekura's Stand (or Stand-like ability), Earth Wind and Fire, is named after the American R&B group, Earth, Wind & Fire.[5]
- Yoshihiro Kira's Stand, Atom Heart Father, is named after the Pink Floyd song and album, Atom Heart Mother.[5]
- Tama's Stand, Stray Cat, is named after American rockabilly band Stray Cats.[6]
- Masazo Kinoto's Stand, Cheap Trick, is named after the American rock band, Cheap Trick.[6]
- Yoshikage Kira's appearance is likely based on that of David Bowie, particularly how he appeared during his Serious Moonlight tour.
- Kira's Stand Killer Queen is named after the Queen song, Killer Queen.[7]
- Killer Queen's secondary bomb, Sheer Heart Attack, is named after the Queen album, Sheer Heart Attack.[7]
- Killer Queen's tertiary bomb, Bites the Dust, is named after the Queen song, Another One Bites the Dust.[7]
Unconfirmed with source
- Yuya's tie bears the words Speed King, possibly a reference to the Deep Purple song Speed King.
- Josuke's appearance is based on the musician Prince. His favorite musician is also Prince.[8]
- The "1999" insignia on Josuke's shirt on the second cover of Chapter 266 is possibly a reference to Prince's song, 1999, which possibly inspired the year in which Diamond is Unbreakable takes place.
- His Stand, Aqua Necklace, might be a reference to progressive rock band Asia's album, Aqua.
- Koichi owns a dog named Police, a reference to the English rock band The Police.
- Tamami Kobayashi's Stand The Lock is likely a reference to the The Rock, a song by The Who.
- The fact that the stand Echoes has three acts is a reference to how the song Echoes has three acts.
- In Chapter 304, Okuyasu compares the harmony between mozzarella and tomato to a Simon & Garfunkel duet.
- The song used for the ending of the anime's third season is "I Want You" by Australian pop duo Savage Garden.
- In Chapter 297, Yukako quizzes Koichi on English before he is allowed to eat the breakfast she made for him, with the first question being "The musical artist Prince often sings about 'funky music'. Choose the best definition for 'funky music'?"
