Joash (Hebrew: יְהוֹאָשׁ, Yəhōʾāš) is a masculine given name of Hebrew origin, meaning "gift of YHWH". Notable people with the given name include:
- Joash Gesse, (born 1986), Canadian CFL linebacker
- Joash Onyango (born 1993), Kenyan footballer
- Joash Woodrow (1927–2006), English artist
- Joash of Israel (r. c. 798 BCE – c. 783 BCE), King of Israel
- Joash of Judah (c. 843 BCE–c. 796 BCE), King of Judah