Lobachevsky (disambiguation)

Nikolai Lobachevsky (1792–1856) was a Russian mathematician.

Lobachevsky (Лобачевский ; also Lobachevskij and Lobachevskiy; feminine: Lobachevskaya), a Russian-language surname, may also refer to:


 * 1858 Lobachevskij, a main-belt asteroid
 * N. I. Lobachevsky State University of Nizhny Novgorod or Lobachevsky University, Novgorod Oblast, Russia
 * Lobachevskiy (crater), a crater on the Moon
 * Lobachevsky Prize, including the Lobachevsky Medal
 * Lobachevsky function, also called the Clausen function
 * "Lobachevsky" (song), a humorous song by Tom Lehrer
 * Lobachevskian or hyperbolic geometry