Shimazu Katsuhisa (島津勝久; 1503-1573) is the fourteenth head of Shimazu clan and the third son of Shimazu Tadamasa .
He contested against the fifth head of the Satsuma branch of Shimazu clan Shimazu Sanehisa for the head of the Shimazu clan but lost and was expelled to Bungo Province. He offered a proposal to welcome Shimazu Takahisa of Mimasaka branch of Shimazu clan as the head of the clan and successfully ousted Sanehisa.
Katsuhisa tried to rule the clan, essentially as the adopted father of Takahisa, but was expelled by Takahisa himself for opposing his policies. According to the record kept by Shimazu clan, it is said that he travelled to and fro for rest of his life.
