LTRA may refer to:

• Land Tenure Reform Association
• LeukoTriene Receptor Antagonist
• Long term response action
• LtrA, open reading frame

• Green giant
• Green Giant Company
• Green Giant mine
• Green Gifting
• "green ginger"
• Green Ginger
• Green Glade, Alberta
• Green Glade Senior Public School
• Greenglass
• Green gnp
• Green Goblin 2
• Green Goblin (Phil Urich)
• Green Goblin (set index)
• Green Gold Animation
• Green Gold Animation Pvt Ltd
• Greengold Ray
• GreenGold Ray Energies, Inc.
• Green Goop
• Greengrass
• Green Grass
• Green Grass (disambiguation)
• Greengrass (disambiguation)
• Green Grass (song)
• Green Grass Widows
• Green (Green album)