madrigalist

noun2

1. •
   A composer of madrigals.

   • The 'Prince of Venosa' referred to in the letter to Albani is the famous archlutist and madrigalist Carlo Gesualdo, and 'Stella' is Gesualdo's protégé, Scipione Stella, who […] — 2002
2. •
   A singer or interpreter of madrigals.