Joel or Yoel is a name meaning "Yahweh Is God" and may refer to:
* Joel (given name), origin of the name including a list of people with the first name.
* Joel (surname), a surname
* Joel (footballer, born 1904), Joel de Oliveira Monteiro, Brazilian football goalkeeper
* Joel (footballer, born 1980), Joel Bertoti Padilha, Brazilian football centre-back
* Joel (prophet), a prophet of ancient Israel
** Book of Joel, a book in the Jewish Tanakh, and in the Christian Bible, ascribed to the prophet
* Joel, Georgia, a community in the United States
* Joel, Wisconsin, a community in the United States
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