Alexander A. Kordyuk (born December 9, 1967) is a Ukrainian experimental physicist, known mainly for invention of the Method of frozen images and several experimental techniques based on magnetic levitation,[1][2] and for contribution to the field of high temperature superconductivity.

[3][4] Born in Kyiv, Ukraine, Alexander Kordyuk graduated from Moscow Institute of Physics and Technology (MIPT) in 1991, PhD in solid state physics in 1994 and habilitated (DSc in superconductivity) in 2000.

[5] Since 2001 he is working at the Institute of Metal Physics, Kyiv, Ukraine, as leading scientist, and since 2012 as head of department of superconductivity.

Since 2006, Professor at the Taras Shevchenko National University of Kyiv.

[6] As of January 2013, Kordyuk authored over 100 scientific papers,[7] h-index = 28.