Talesh may refer to:

• Talysh people
• Talesh, Iran, a city in Gilan Province, Iran
• Talesh County, an administrative subdivision of Gilan Province, Iran

• International French School of Kathmandu
• International French School of Tokyo
• International Froebel Society
• International Fruit and Vegetable Juice Association
• International Fund for Agriculture and Development
• International FusionArts Museums
• International Game Technology (1975)
• INTErnational Gamma-Ray Astrophysics Laboratory
• International Gangstas
• International Gay and Lesbian Human Rights Commission
• International Gay and Lesbian Travel Association
• International Gay Rugby Association and Board
• International gender champions
• International Gender Champions
• International Genetically Engineered Machine Foundation
• International Geology Review
• International German Piano Award
• International German School Ho Chi Minh City
• International goals scored by Abby Wambach
• International goals scored by Ali Ashfaq
• International goals scored by Christine Sinclair
• International goals scored by Ian Rush
• International goals scored by Neymar
• International goals scored by Robbie Keane
• International Gold Bullion Exchange