Yothamu (kwa Kiebrania: יוֹתָם, Yōtam, Yōṯam, "Mungu ni mwadilifu"; kwa Kigiriki: Ιωαθαμ, Ioatham; kwa Kilatini: Joatham) alikuwa mfalme wa Yuda kwa miaka 16, akimrithi baba yake Uzia wa Yuda (2 Fal 15:33 na 2 Nya 27:1) hadi alipoondolewa madarakani na wapinzani na hatimaye kurithiwa na mwanae Ahazi. Wakati wake walifanya kazi manabii Amosi, Isaya na Mika. Injili ya Mathayo inamtaja katika orodha ya vizazi vya Yesu. 2 Kings 15:32. Online Parallel Bible Project. Iliwekwa mnamo 13 December 2013. Thiele, Edwin R. (1965). The Mysterious Numbers of the Hebrew Kings, 2nd, Grand Rapids, MI: Eerdmans.  Mitchell, T. C. (1992). "Chapter 29 - Israel and Judah from the coming of Assyrian domination until the fall of Samaria, and the struggle for independence in Judah (c. 750–700 B.C.)", Cambridge Ancient History 3, Part 2. Cambridge: Cambridge Univ. Press. ISBN 978-0521227179.