Sergejs is a masculine Latvian given name. Notable people with the name include:
Sergejs Boldaveško (born 1970), Latvian ice hockey player Sergejs Dolgopolovs (born 1941), Latvian politician Sergejs Fjodorovs (born 1956), Latvian politician Sergejs Inšakovs (born 1971), Latvian sprinter Sergejs Kožans (born 1986), Latvian footballer Sergejs Maģers (1912–1989), Latvian footballer Sergejs Mirskis (born 1952), Latvian politician Sergejs Naumovs (born 1969), Latvian ice hockey player Sergejs Pečura (born 1987), Latvian ice hockey player Sergejs Potapkins (born 1977), Latvian politician Sergejs Semjonovs (born 1959), Latvian footballer and manager Sergejs Seņins (born 1972), Latvian ice hockey player Sergejs Žoltoks (1972–2004), Latvian ice hockey player
See also Sergius (name)