Ilion Lazar (Lasar) Markusovich (30 January 1902, Klykoli, Kovno Province – ?) – educator.

In 1914, Iazar Ilion graduated from a two-class Jewish elementary school in Libava. In 1921, he graduated from a yeshiva in Liepaja, as confirmed by Rabbi Dr. A. Nurok of Liepaja, and from the State Summer Pedagogical Courses. In 1921, he began working as a substitute teacher, teaching Hebrew in Kuldiga at the Main Jewish School, and from 1922 at the Liepaja City Jewish Secondary School. In 1923, he was drafted into the Latvian army. In the 1925–26 academic year, he worked in Liepāja at the City Jewish Secondary School and the State Jewish Gymnasium.