Shabtai (Hebrew: שַׁבְּתַאי or שַׁבְּתַי) is a Jewish masculine given name derived from the Hebrew word Shabbat, and is traditionally given to boys born on that day. Alternative transliterations into English include Sabbatai, Sabbathai, Shabbatai, Shabbethai, and Shabsai.
It is the name of a Levite in the Tanakh, and the name in Hebrew for the planet Saturn. Notable people with the name include: