Masorah or Mesorah (Hebrew: מסורה) refers either to the transmission of Jewish religious tradition, or to the tradition itself, and may refer to:

• The Hebrew vowel points also known as niqqud
• Masoretic Text, the authoritative text of the Tanakh for Rabbinic Judaism
• Masoretes, scribes who passed down the Masoretic text
• Masortim, meaning "traditional", semi-observant Jews in Israel
• Masorti Judaism, another name for Conservative Judaism
• Mesora, an alternative spelling for Metzora (parashah)
• Mesorah Publications Ltd., the publisher of ArtScroll
• Torah Umesorah – National Society for Hebrew Day Schools, a Haredi American educational network
• Masora River, a river in Mahanoro, Atsinanana, Madagascar