Sejna
# Sejna

Sejna or Šejna may refer to:

* Jan Šejna (1927–1997), Czech-Czechoslovak general who defected to the US in 1968
* Karel Šejna (1896–1982), Czech conductor
* Marco Sejna (born 1972), German footballer
* Peter Sejna (born 1979), Slovak ice hockey player
* 21985 Šejna, a main belt asteroid
* Sejny, a town in Poland
