Mohammad Saleh Uddin, "Badal" (Bengali: মোহাম্মদ সালেহ উদদিন; born 6 November 1954[citation needed]) is a Bangladeshi architect, professor, author and artist.

[1] His books, published by McGraw-Hill and John Wiley & Sons are widely used as graphical communication and design textbooks internationally.

[2] Born in Comilla, he was the third child, the oldest of two sons to parents Shamsuddin Ahmed Munshi and Fatema Khatun.

After matriculation from the Notre Dame College,[citation needed] he attended Bangladesh University of Engineering and Technology for a bachelor's degree in architecture.

[6] In July 2002, Uddin built his 4,000 sq ft home as the general contractor and designer and finished eight months later.