Agnes Maryna Samaria (born 11 August 1972) is a Namibian retired middle-distance runner who specialized in the 800 metres.
Samaria won two of the three medals that the country won at the 2007 All-Africa Games. She has been a UNICEF Goodwill Ambassador since 2005.
Namibian Sports Women of the Year (2002, 2003, 2004, 2005, 2006, 2007)