Ushimaru Shimotsuki

Debut: Chapter 953, Episode 954.
Occupations: Daimyo of Ringo, Samurai.

Shimotsuki Ushimaru was a member of the Shimotsuki Family, and the last daimyo of Ringo in Wano Country. He ruled until the takeover of Kurozumi Orochi as shogun 20 years ago. He was a direct descendant of the legendary samurai Shimotsuki Ryuma.

(Source: One Piece Wiki)