Ian Lawrence (born 1947) is a Scottish bodybuilding champion who won the 1975 Mr. Universe (amateur) competition.

Lawrence was born on September 21, 1947.

He initially began weight training while playing rugby for the Kelso Firsts, when he was a young man. ^[-1]

At the age of 16 Lawrence began bodybuilding, and in the years that followed won several local physique contests.

In 1970 he won the Mr. Scotland contest, and in 1975 he became the first Scottish bodybuilder in nearly 20 years to win Mr. Britain. Later that same year he became the first Scottish bodybuilder ever to win the Mr. Universe title, ^[-1] and also the first Scottish bodybuilder ever to win the Mr. World title. He is one of only two bodybuilders,the other being Roy Duval of England,to win the Grand Slam of bodybuiding in one year. The Britain,Europe,World and Universe overall winner titles.

Lawrence is now a representative and show organiser for the National Amateur Bodybuilders Association (NABBA).