Amrothos
From Tolkien Gateway
Amrothos was a Prince of Dol Amroth and son of Imrahil (his mother is not known). He was born in Third Age 2994 and his year of death is not known but can be guessed at around Fourth Age 65-70. He had one one younger sister, Lothíriel and two older brothers; Elphir and Erchirion.