Louis Johnson (born April 13, 1955, Los Angeles, California, USA – died May 21, 2015, Las Vegas, Nevada, USA) was an American R&B, soul, funk and jazz bassist and vocalist. In 1975, with his brother George Johnson they formed the group Brothers Johnson. He also worked as a session musician playing on numerous releases of the 1970’s and 1980’s including Michael Jackson’s albums Off The Wall, Thriller and Dangerous. He was known for his distinctive slapping technique on the bass guitar. Cousin of Alex Weir.