Maria Vasilyevna Klenova was a Russian and Soviet marine geologist and one of the founders of Russian marine science. Klenova studied to become a professor and later on worked as a member of the Council for Antarctic Research of the USSR Academy of Sciences. During that time she spent nearly thirty years researching in the Polar Regions and become the first woman scientist to do research in Antarctica, specifically at the ANARE station at Macquarie Island. (wikipedia entry)
A crater is a circular depression likely created by an impact event. On Venus they are named after deceased women who have made outstanding or fundamental contributions to their field (if over 20 km). If smaller common female first names are used.
Image Source. Marker locations are approximate and may not always appear to align with image on map.