falsettist
A falsettist is a male singer who produces vocal tones in the falsetto register. This register is characterized by a higher pitch than the singer's normal modal voice and is achieved by a different vibration of the vocal folds, often involving the thinning of the edges of the folds or the use of a lighter mode of vibration. The falsetto register is distinct from the head voice, although the terms are sometimes used interchangeably in less technical contexts.
The use of falsetto singing has a long history across various musical traditions. In Western music, it
Notable male singers who have employed falsetto extensively include Frankie Valli, Brian Wilson of The Beach