He passed away suddenly at his home on Saturday night at the age of just 57.
Mr Hughes founded Dingle Distillery in Baile an Mhuilinn in 2012.
The company makes Dingle Whiskey, Dingle Vodka and Dingle Gin.
When opened it was the first purpose built distillery for whiskey in Ireland for over 200 years.
He was a prominent publican in Ireland and co-founded the Porterhouse Group with his cousin Liam La Hart.
The group owned many pubs and restaurants here and abroad including in Killarney, Cork, Dublin, Manhattan and London.
Mr Hughes is survived by his wife and two children.