Lou Deprijck (French pronunciation: ​[lu dəpʁɛk]) is a Belgian singer and record producer born in 1946 in Lessines, Wallonia. He was a major figure in the Belgian pop scene of the 1970s and 1980s, with more than 20 million copies of his compositions sold worldwide. He is best known for having co-written with Yves Lacomblez, and for having de facto sung, the Plastic Bertrand 1977 song "Ça plane pour moi".