Yonah may refer to:

• Yonah is the English transliteration for Jonah (יונה) in Hebrew and means dove.
• Rabbi Yonah Gerondi
• Yonah may be a typo for Yona
• Yonah means bear in Cherokee
• The Yonah (locomotive), one of the four steam locomotives involved in the Great Locomotive Chase during the American Civil War
• Yonah Mountain, a mountain in northern Georgia, United States
• Lake Yonah, on the Georgia – South Carolina border in the United States of America.
• A Jewish bakery in Manhattan called Yonah Shimmel's Knish Bakery that has served fresh, oven-baked traditional Jewish delicacies since 1890
• Yonah (microprocessor), code name for a processor in Intel's Pentium M line, branded Intel Core
• Yonah, Georgia