Mnesarchus
2. Grandson of the preceding, and son of Pythagoras and Theano. According to some accounts he succeeded Aristaeus [ARISTAEUS] as president of the Pythagorean school. (Suid. s. v. Θεανώ; Iamblich. Vit. Pyth. 100.36.) According to a notice in Photius (Phot. Bibl. 259, p. 438b. ed. Bekker), he died young.
From William Smith (ed.), Dictionary of Greek and Roman Biography and Mythology. Text provided under a CC BY-SA license by Perseus Digital Library, http://www.perseus.tufts.edu, with funding from the National Endowment for the Humanities and Tufts University. Data accessed from https://github.com/PerseusDL/canonical-pdlrefwk/ on 17 October 2026.