Gaiterín (m)
(with) definite article: elany person who plays some kind of bagpipe (&c.)
Although Jambrina Leal also mentions the "common" Spanish term "Gaitero" several times, he uses this term to indicate a specific piper ("el gaiterín de Pedralba de la Pradería, [district] Sanabria"), possibly as a kind of endearing "title"; NB: ➺ Asturias.
Jambrina Leal, Alberto: Panorama de la gaita de fole en Zamora, Castilla y Leon [sic]. In: Utriculus IX (34), aprile/giugno 2005, p.11 (gaiterín), 12 ("gaiterín").