Vitaly Alekseevich Nuikin (Russian: Виталий Алексеевич Нуйкин; 5 April 1939 - 1998) was a Soviet intelligence officer, and colonel of the KGB of the USSR.

Nuikin was born on 5 April 1939 in the village of Mokhovskoye in the Parfenovsky District [ru] of the Altai Krai in the Russian SFSR, Soviet Union in a family of employees.

According to the official SVR certificate of the Russian Federation, published in January 2020, "illegal intelligence officers worked in states with a tough administrative-police regime in conditions involving a risk to life".

[2] According to the BBC Russian Service, the Nuikin couple pretended to be natives of French-speaking countries, their main activity took place in France, as well as in Africa and Southeast Asia.

[3] According to the official opinion of the Foreign Intelligence Service, "Vitaly Nuikin organized an agent apparatus, through which he regularly obtained particularly valuable information on strategic aspects of the policies of leading Western countries and scientific and technical issues."

In 2018, Lyudmila Nuykina, without giving her spouse's name, spoke in detail about her husband's work in illegal intelligence and the joint production of foreign military and technical developments in an interview with RIA Novosti and Russia-1 TV program host Sergey Brilev.