Robert Sin was born and raised in Arta, Greece. He started playing the piano at the age of six and later he picked up the guitar. He started writing songs and recording them in his bedroom studio since he was 14 years old.
In 2013 he recorded his first EP "Death & Other Misdemeanors" with the help of some friends and well established members of the Greek underground rock community, a band known as "The Sinners".
In 2014 Robert Sin moved to Athens, where he played some solo shows and joined a band named "She Tames Chaos" as a guitar player. In January 2015 he created a new band "The Huckleberries.The band consists of Stelios Habipis on guitar and Dimitris Bouroussas on drums, both known for playing in the underground Greek band Libido Blume, Thodoris "Theo" Karampalis on keys, Evi Hassapides Watson (the Queen of the Greek music scene known as the lead singer of No Man’s Land, Echo Tattoo and She Tames Chaos) on bass and Robert Sin on vocals and guitars.