Earliest anime birthdays

Ace, Rukawa and Ichiryuu were born on January 1.

January 1 with a matching portrait. Islewan shares the day and stays off. One Piece already has two names.

By Kevin9 charactersUpdated Oct 15, 2026

01
Portgas D. Ace
1
January 1
Printed in the SBS.
02
Kaede Rukawa
1
January 1
Printed in volume 23.
03
Ichiryuu
1
January 1
Printed in the fanbook.
04
Might Guy
1
January 1
The birthday column gives the day and the month.
05
Kaguya Shinomiya
1
January 1
The character page gives the day and the month.
06
Asahi Azumane
1
January 1
Printed on the manga profile sheet.
07
Asirpa
1
January 1
The New Year greeting gives the day and the month.
08
Yoruichi Shihoin
1
January 1
The birthday listing gives the day and the month.
09
Daz Bones
1
January 1
Printed in Blue Deep.

What this comparison means

Only a month and day the work prints. A year on its own, a season or an open “around” stays off. The number is the day of the year. A tie keeps two names from the same series.

They share the first day of the year. Islewan stays off.

Sources