Antonios Pavlidis was born in Kavala, Greece. He started playing chess at the age of 8 in the local Chess Club of Kavala, where he is still a member. His greatest achievement is winning Greek Men’s Championship three times in 2011,2012 and 2017 and the Greek Youth Championship four times. He has also won two very strong open tournaments in Belgrad (Belgrad Trophy) 2015 and Kavala (Kavala Chess Open) the same year. He has also shared 2nd place in the European Youth Chess Championships twice, in 2007 and 2008, and in the same section in 2009 he finished 12th . In the Team Section, Greece has won the Greek Team Championship four times and Antonios is a member of the Greek National Team. He has also graduated from the Aristotle University of Thessaloniki, where he studied for 5 years in the Department of Electrical and Computer Engineering.