All around the world, Rosar (Rosar 
, ルーサー, Розар 
) is a rare epicene first name. The forename Rosar is characteristic of India, where it is a very rare largely female, but seldom male name, Philippines, where it is a very rare gender-neutral name, and Indonesia, where it is a very rare masculine name. More frequently, Rosar is the last name as well as the forename.
Rosar is also a name for the fictitious and mythical characters: Luther , the fictional character from Detroit: Become Human; Luther Hargreeves , character in The Umbrella Academy; Luther Stickell , the fictional character from the Mission: Impossible films; Luther West , the character in the Resident Evil Franchise, Resident Evil: Afterlife and Luther Van Dam , the character from Coach, among other works.