All members by alphabetical order
  • SEGER, Daniel Substitute PolGroupAlliance of Liberals and Democrats for Europe (ALDE) flag-frLiechtenstein
  • SEKULIĆ, Predrag Representative PolGroupSocialists, Democrats and Greens Group (SOC) flag-frMontenegro
  • SELAK RASPUDIĆ, Marija Substitute PolGroupMembers not belonging to a Political Group (NR) flag-frCroatia
  • ŠELIGA, Juraj Representative PolGroupMembers not belonging to a Political Group (NR) flag-frSlovak Republic
  • SEROVA, Elena Substitute PolGroupMembers not belonging to a Political Group (NR) flag-frRussian Federation
  • ŠEŠELJ, Aleksandar Representative PolGroupMembers not belonging to a Political Group (NR) flag-frSerbia
  • SEYIDOV, Samad Representative PolGroupEuropean Conservatives Group and Democratic Alliance (EC/DA) flag-frAzerbaijan
  • SHARMA, Virendra Representative PolGroupSocialists, Democrats and Greens Group (SOC) flag-frUnited Kingdom
  • SHEPPARD, Tommy Substitute PolGroupMembers not belonging to a Political Group (NR) flag-frUnited Kingdom
  • SIDALI, Zeki Hakan Representative PolGroupAlliance of Liberals and Democrats for Europe (ALDE) flag-frTurkey
  • SIMIONCA, Ionuț Substitute PolGroupMembers not belonging to a Political Group (NR) flag-frRomania
  • SIMMS, Scott Representative PolGroup () flag-frCanada
  • SINDIR, Kamil Okyay Substitute PolGroupSocialists, Democrats and Greens Group (SOC) flag-frTurkey
  • SIRAKAYA, Zafer Representative PolGroupMembers not belonging to a Political Group (NR) flag-frTurkey
  • SKICHKO, Oleksandr Substitute PolGroupSocialists, Democrats and Greens Group (SOC) flag-frUkraine