Nikolaidis (Greek: Νικολαΐδης) is a Greek surname of Pontic origin. It is a patronymic surname which literally means "the son of Nikolaos (Nicolaos)", and can also be found transliterated as Nicolaidis or even Nicolaides. The feminine form is Nikolaidou but the less formal Nikolaidi can also be found in use as well.
Notable people with this surname include:
Alexandros Nikolaidis, Greek taekwondo athlete
Andrej Nikolaidis, Bosnia novelist and critic
Apostolos Nikolaidis (athlete), Greek footballer and track athlete
Apostolos Nikolaidis (singer), Greek singer
Demis Nikolaidis, Greek footballer
Dimitris Nikolaidis, Greek actor
Elena Nikolaidi, Greek-American opera singer
Kalypso Nicolaïdis, Greek-French academic
Katerina Nikolaidou, Greek beach volleyball player
Kostas Nikolaidis, Greek footballer
Nikos Nikolaidis, Greek film director and script writer
Prodromos Nikolaidis, Greek basketball player
Theofilaktos Nikolaidis, Greek footballer
Vera Nikolaidou, Greek parliament member
