Mr Jerzy SMORAWIŃSKI Poland EPP/CD Joined in 1998, left in 2006
Mr Jerzy SMORAWIŃSKI Poland EPP/CD Joined in 1998, left in 2006
Sir Christopher SOAMES United Kingdom Joined in 1965, left in 1966
Mr Nicholas SOAMES United Kingdom Joined in 1991, left in 1992
Mr Manuel SOARES COSTA Portugal Joined in 1988, left in 1992
Mr Pedro Filipe SOARES Portugal UEL Joined in 2020, left in 2022
Mr Sergey SOBKO Russian Federation* UEL Joined in 2006, left in 2013
Mr Serguei SOBYANIN Russian Federation* Joined in 1997, left in 2001
Mr Gheorghe-Dinu SOCOTAR Romania SOC Joined in 2017, left in 2021
Mr Constantinos SOFOULIS Greece Joined in 1994, left in 1996
Mr Sergei SOKOL Russian Federation* NR Joined in 2022, left in 2022
Ms Irena SOKOLOVA Bulgaria EPP/CD Joined in 2012, left in 2015
Mr Vetle Wang SOLEIM Norway EPP/CD Joined in 2017, left in 2020
Ms Albertina SOLIANI Italy ALDE Joined in 2006, left in 2013
Mr Vladimir SOLONARI Republic of Moldova Joined in 1993, left in 2001
Mr Yury SOLONIN Russian Federation* EDG Joined in 2006, left in 2014
Mr Søren SØNDERGAARD Denmark UEL Joined in 1998, left in 2026
Mr David SONGULASHVILI Georgia SOC Joined in 2020, left in 2021
Mr Bogusław SONIK Poland EPP/CD Joined in 2020, left in 2022
Mr Roberto SORAVILLA Spain EPP/CD Joined in 2012, left in 2012
Mr Victor SOROCEAN Republic of Moldova Joined in 1998, left in 2000
Ms Martha Leticia SOSA GOVEA Mexico Joined in 2007, left in 2012
Mr Mário SOTTOMAYOR CARDIA Portugal Joined in 1983, left in 1988
Mr Sérgio SOUSA PINTO Portugal SOC Joined in 2011, left in 2011
Ms M. SOUTENDIJK-VAN APPELDOORN Netherlands Joined in 1991, left in 1998
Ms Maria Edera SPADONI Italy NR Joined in 2013, left in 2018
Mr Marc SPAUTZ Luxembourg EPP/CD Joined in 2009, left in 2021
Ms Merle SPELLERBERG Germany SOC Joined in 2022, left in 2025
Mr Adolf Freiherr SPIES VON BÜLLESHEIM Germany Joined in 1977, left in 1987
Mr Christophe SPILIOTIS-SAQUET Monaco Joined in 2004, left in 2008
Mr Michael SPINDELEGGER Austria Joined in 2000, left in 2007
Mr Stefan SRBLJANOVIĆ Serbia EPP/CD Joined in 2021, left in 2022
Mr Norman ST JOHN STEVAS United Kingdom Joined in 1967, left in 1972
Lord Michael H. ST. HELENS United Kingdom Joined in 1967, left in 1974
Mr Philipp STAEHELIN Switzerland Joined in 2000, left in 2001
Ms Katrin STAFFLER Germany EPP/CD Joined in 2018, left in 2025
Mr Keith STAINTON United Kingdom Joined in 1979, left in 1983