A list of birthdays according to the Dr. Stone: Kingdom of Science Encyclopedia and the Mecha Senku Q&A found in Volume 22. Mecha Senku's birthday is listed as being "in the future".
January[]
- 2 - Mantle
- 4 - Senku Ishigami
- 29 - Tetsuya Kinomoto
- 30 - Luna Wright
- 31 - Yo Uei
February[]
- 4 - Chrome
- 9 - Kaseki, Yakov Nikitin
- 14 - Amaryllis
March[]
- 3 - Homura Momiji
- 6 - Darya Nikitina
- 9 - Shamil Volkov
- 18 - Charlotte Bony
- 23 - Ibara
- 31 - Yuzuriha Ogawa
April[]
- 1 - Gen Asagiri
- 2 - Taiju Oki
- 7 - Ginro
- 14 - Ruri
- 19 - Kokuyo
May[]
- 5 - Moz
- 6 - Leonard Maxwell
- 9 - Brody Dudley
- 30 - Carlos Barrios
June[]
- 5 - Ukyo Saionji
- 10 - Joel Gear
- 18 - Connie Lee
- 21 - Minami Hokutozai
- 30 - Max Adams
July[]
- 7 - Kirisame
- 9 - Kinro
- 31 - Sai Nanami
August[]
- 8 - Kohaku
- 22 - Magma
- 31 - Nikki Hanada
September[]
- 1 - Stanley Snyder
- 9 - Suika
- 10 - Perseus
- 11 - Oarashi
- 15 - Matsukaze
October[]
November[]
- 11 - Ryusui Nanami
- 17 - Maya Biggs
- 30 - Hyoga
December[]
- 9 - Soyuz
- 20 - Chelsea Childe
- 31 - Mirai Shishio