Marek Ziółkowski (born 1955 in Kętrzyn) is a Polish diplomat, ambassador of Poland to Ukraine (2001–2005), Kenya (2012–2015), and NATO (2017–2019).

Marek Ziółkowski has graduated from philosophy at the University of Warsaw.

He was deputy head of the Polish Consulate-General and Embassy in Mińsk until 1996.

[1] Later, he was Poland ambassador to Kenya, responsible also for the relations with UN-HABITAT, Burundi, Comoros, Madagascar, Mauritius, Rwanda, Somalia, Seychelles, Tanzania and Uganda (2012–2015).

[2] In December 2015 he was appointed Undersecretary of State for Eastern and Security Policy at the Ministry of Foreign Affairs.