Paker-Peker (Packer-Pecker) Isaiya (Isaja) Movshevich (Moiseevich) (14 January 1886, Libava, Courland Governorate) - educator.

Isaya Paker-Peker graduated from the Nikolaev Gymnasium in Libava and, in 1913, completed the chemistry department of the Riga Polytechnic Institute, earning a degree as an engineer-technologist.

From 1915 to 1918, he lived in Riga, working at a chemical plant. In 1919, he returned to Liepāja.

Beginning in 1923, he served as acting teacher of mathematics, physics, and chemistry at the Liepāja State Jewish Gymnasium. From 1925, he taught at the Ventspils Communal Gymnasium, where he was also acting director during the 1930/31 academic year.

Starting in 1933, he worked in Riga as acting director of the Private Jewish Gymnasium of S. Liberman.