One of his works is set in "some lonely mountainous district one or more centuries ago" and features a young woman named Molly Byrne and a blind beggar named Martin Doul.  
One of his works is set in "some lonely mountainous district one or more centuries ago" and features a young woman named Molly Byrne and a blind beggar named Martin Doul.  Another of his works is set on a "village roadside after nightfall" and features a young woman named Sarah Casey and the title character, Michael Byrne.  The first of his plays to be produced is set in a cottage in County Wicklow, where a tramp sits with a man who is pretending to be dead, Dan Burke.  In addition to The Well of the Saints, The Tinker's Wedding, and In the Shadow of the Glen, he wrote a famous play about Christy Mahon.  FTP, name this author of The Playboy of the Western World.
One of his works is set in "some lonely mountainous district one or more centuries ago" and features a young woman named Molly Byrne and a blind beggar named Martin Doul.  
John Millington Synge