Mjallby is a place ( tätort ) in the Swedish province of Blekinge County, the historical province of Blekinge.
Like most places in the region Mjallby lives of the fish and fur industry, and there is a large starch producers in place.
Nationally, the place is also famous for its football team Mjallby AIF, which took several years in the Allsvenskan. However, play their home games from the club in the neighboring Hällevik where the over 7,000 capacity stadium is beach Vallen.
Daughters and sons
- Jonas Albin Engeström (1787-1846), Swedish physicist and chemist, rector of the University of Lund
- Lars Hörmander (1931-2012), Swedish mathematician
- Sanfrid Neander - Nilsson (1898-1950), Swedish archaeologist and author