Gregory Andrew Kinda was born in Katowice, Poland. In 1983, his family immigrated to Australia. In 1984, at the age of 6, he became the youngest scholar to enter the Sydney Conservatorium of Music in the preparatory department. In 1986 he moved to Papua-New Guinea, and in 1990 he returned to Poland. He studied at the Katowice Secondary Music School. In 1999, at the Academy of Music in Katowice, Gregory completed his Master of Arts degree in an accelerated three years instead of the usual five. He also studied post-graduate courses in Oslo, Norway and Gdansk, Poland. He returned back to Sydney in 2000. In 2003, he completed his Bachelor of Teaching degree at the University of Western Sydney. From 2001 to 2006 Gregory was a piano lecturer at the Australian International Conservatorium of Music in Sydney. From 2008 till 2010 he worked as a teacher at the Joan Sutherland Performing Arts Conservatorium of Music. Since 2010, he works as an Associate Artist at Trinity Grammar School in Summer Hill, NSW.

Gregory has performed in Australia, China, Poland, Norway, Germany, Russia, France, Czech Republic and Japan. He was the star performer in March 2010 at the City Recital Hall, Angel Place in Sydney, during the official NSW state celebrations for the 200th anniversary of Frédéric Chopin, where he played in the presence of the Polish Ambassador and the Governor of NSW Professor Marie Bashir AC.

His prizes at international competitions have included:
3rd Prize in the F. Chopin Competition in Szafarnia, Poland 1993.
Artistic Scholarship from the F. Chopin Foundation in Warsaw, 1994.
3rd Prize in the M. Magin Competition in Paris, 1995.
2nd Prize in the National Competition in Zagan, Poland 1996.