Onishchenko
Onishchenko or Onyshchenko is the Ukrainian surname of the following people
- Borys Onyschtschenko (* 1937), Ukrainian-Soviet modern pentathlon
- Gennady Grigoryevich Onishchenko (born 1950), Russian politician
- Hanna Onyschtschenko (* 1984), Ukrainian lawyer and politician
- Oleksandr Onyshchenko (* 1969), Ukrainian billionaire and equestrian patron
- Volodymyr Onyshchenko (* 1949), Soviet-Ukrainian football player
