Many don’t realize the Inoue brothers are the only two brothers who are active champions in boxing right now here.
Many will of course remember the Klitschko brothers, Vitali Klitschko the infinitely better boxer and better man than his younger brother Wladimir of course.
Vitali never got the praise and credit he deserved for his boxing career or his fight with Lennox Lewis, despite being a world champion with an excellent record.
The Inoue Brothers Are The Only World Champion Brothers In Boxing Right Now
Now Naoya Inoue and his brother Takuma Inoue of Japan are the only two active brothers as world champions in the entire sport of professional boxing, worldwide:
Here are some facts on the above for those that don’t know:
Naoya (b. 1993) and Takuma (b. 1995), from Japan.
First brothers to both become undisputed world champions.
Naoya is undisputed super-bantamweight king (2023–present).Takuma is undisputed bantamweight king (2025).
Naoya nicknamed “The Monster,” record 29-0 (26 KOs).Takuma record 21-1 (5 KOs).Both trained by father Shingo Inoue since childhood.
Naoya won world titles in 4 weight classes (112, 115, 118, 122).Takuma won world titles at 115 and 118 lbs.
As of 2025, only brothers to hold major belts at the same time in history.
Naoya Inoue the big star of the two, is on the cusp of a mega fight with Junto Nakatani shortly — should both win later this month.
