Grigorios Polychronidis

Grigorios Polychronidis (Greek: Γρηγόρης Πολυχρονίδης, born 13 August 1981) is a Greek Boccia player with a Paralympic Boccia classification of BC3. His specific disability is Spinal Muscular Atrophy.

He has been ranked as the world No. 1 in Mixed Individual BC3 for 349 weeks, including a record 175 consecutive weeks, across a record 8 different years, and finished as the year-end No. 1 a record six times (2007, 2008, 2009, 2018, 2019, 2020). Additionally, he has been ranked as the world No. 1 in Mixed Pairs BC3 for 309 weeks, including 161 consecutive weeks, across 8 different years, and finished as the year-end No. 1 six times (2011, 2012, 2013, 2018, 2019, 2020).

He won 7 Paralympic Medals (Gold in Mixed Pairs BC3 in 2012 Summer Paralympics in London, Silver in Mixed Individual BC3 & Bronze in Mixed Pairs BC3 in 2020 Summer Paralympics in Tokyo, Silver in Mixed Individual BC3 & Bronze in Mixed Pairs BC3 in 2016 Summer Paralympics in Rio de Janeiro, Silver in Mixed Individual BC3 in 2008 Summer Paralympics in Beijing, Bronze in Mixed Individual BC3 in 2024 Summer Paralympics in Paris). He also competed in the 2004 Summer Paralympics in Athens and won the 6th place in Mixed Individual BC3.

At the 2016 Summer Paralympics in Rio de Janeiro, he was the flag bearer of the Hellenic Paralympic Team in Opening ceremony.

In total, he has won 50 medals in official international Boccia competitions and 21 Greek Championships.