Bachinsky (), female form Bachinskaya (), also transliterated as Bachynsky and Bachinskiy is a Slavic surname, prevalent in Ukraine, Russia, Canada and the United States.
Notable people with this surname include:
Bachinsky Elizabeth Bachinsky (born 1976), Canadian poet Gennady Bachinsky (1971–2008), Russian radio host
Bachynsky Nicholas Bachynsky (1887–1969), Canadian politician Yulian Bachynsky (1870–1940), Ukrainian diplomat
See also Baczynski, Polish version