King (Title)

All that I can do is human in nature... A King (王) is a male monarchic ruler of a kingdom. In the world of One Piece there are many royal families who control the local governments.

Kings in One Piece

 * Wapol was the king of Drum Island, he is also the first royal king to appear in the series. He was soon overthrown twice by his Royal Guards leader Dalton and became the CEO of his own company.
 * Dalton became the new king of Drum Kingdom after overthrowing Wapol, changing it to Sakura Kingdom.
 * Wapol's father was ruling when Gol D. Roger was executed. His death led to his son succeeding him.
 * Nefertari Cobra was the king of Arabasta. He is the 12th line of the House of Nefertari, Princess Vivi is designated to be the 13th ruler in the line.
 * Thalassa Lucas is the king of Ilusia.
 * There was an unnamed king of Lvneel 400 years ago.
 * There was an unnamed king ruling Goa Kingdom 10 years ago.
 * Neptune is the king of Ryugu Kingdom. His sons are the princes Fukaboshi, Ryuboshi, and Manboshi, and his daughter is the Mermaid Princess.

Kings as an Epithet

 * Gol D. Roger: Pirate King
 * Silvers Rayleigh: Dark King
 * Avalo Pizarro: Corrupt King
 * Brook: Soul King