Pedro Pablo Kuczynski Godard (born 3 October 1938), also known simply as PPK, is a Peruvian economist, public administrator, and former politician who served as the 59th President of Peru from 2016 to 2018.

Ursula Kuczynski (15 May 1907 – 7 July 2000), also known as Ruth Werner, Ursula Beurton and Ursula Hamburger, was a German Communist activist who spied for the Soviet Union during the 1930s and 1940s, most famously as the handler of nuclear scientist Klaus Fuchs.