Markushevich (Markuschewitsch) Liya (Lija) Leiba (26 December 1898, Jakobstadt — ?) — educator.

In 1918 Liya Markushevich completed eight grades of the Notorzhenskaya Girls’ Gymnasium. In August 1920 she completed state two-month summer teacher-training courses and received authorization to teach in preschool institutions and in primary schools. She taught natural science, history, Russian language, drawing, physics, handicrafts, and geography. She worked at the Torah ve-Derekh Eretz (“Torah and the Way to the Homeland”) Gymnasium and at other Jewish educational institutions. In August 1940 she was dismissed from her duties as teacher and head of the 7th Riga Municipal Jewish Primary School.

Archieval sourse: Latvian State Historical Archieve, Fund 1632, register 1, file 13542.