Mennim may refer to:

• Michael Mennim (1921–2005), English architect and author with an interest in historical buildings
• Peter Mennim (born 1955), English artist, son of Michael Mennim

• Book of divine worship
• Book of Dragons
• Book of dreams
• Book of Dreams (disambiguation)
• Book of Druimm Sneachta
• Book of Druimm Snechta
• Book of Druim Sneachta
• Book of Druim Snechta
• Book of Drumsnat
• Book of durrow
• Book of dzyan
• Book Of Ecclesiastes
• Book of Ecclesiasticus
• Book of Eight Sounds
• Book of Eight Tones
• Book of Eli
• Book of Ely
• Book of En.
• Book of Enchantments
• Book of Enchantments and Curses
• Book of enos
• Book Of Esther
• Book of ether
• Book of Ex.
• Book of exalted deeds