Boris Pritychenko (Russian: Борис Васильевич Притыченко) is a Ukrainian–American nuclear physicist.

He was born in a small village of Zabrama, Bryansk Oblast in Russia, just 1 km from the border with Ukraine.

In 1991, Pritychenko moved to the United States, and, from 1991 to 1994, he worked as a visiting scientist at the Center for Particle Astrophysics at the University of California, Berkeley.

Afterwards, he studied physics at Michigan State University, earning another MSc degree in December 1996 and a PhD in April 2000.

In 2010, Pritychenko received his third MSc degree, in technological systems management, from Stony Brook University.