Grzegorz Zajączkowski is a Polish sprinter who specializes in the 400 metres.
Zajączkowski was part of Poland's 4 × 400 metres relay at the 2003 World Indoor Championships, together with teammates Rafał Wieruszewski, Marcin Marciniszyn and Marek... Wikipedia
Born: 1980 (age 43 years), Przemyśl, Poland