Fullbacks - Branislav Ivanovic (Zenit Saint Petersburg) and Filipe Luis (Atletico Madrid)
Branislav Ivanovic joined Chelsea in January 2008 from the Russian Premier League and when he arrived at the club he was a centre-back by trade. However, the Serb predominantly played as a right-back during his stint in the Premier League.
Ivanovic played 377 games for Chelsea scoring 34 goals. In fact, he had a knack for scoring crucial goals throughout his Chelsea career. When he left Chelsea in February 2017, he had won 10 trophies with the Blues including every major domestic honour.
Filipe Luis was at Chelsea for only one season. He played 26 games during the season, won the Premier League and League Cup before returning to Atletico Madrid.
The Brazilian left-back has spent most of his playing career with Atletico Madrid. With the Spanish club, he has won six honours and has represented them in 301 games.
Honourable mentions - Ryan Bertrand (Southampton) and Patrick van Aanholt (Crystal Palace)