Algeria has competed at the IAAF World Athletics Championships on eighteen occasions, sending a delegation to every event since the 1983 edition.

Djabir Saïd-Guerni won the men's 800 metres bronze in 1999 before winning a gold medal in that event in 2003.

[3] Algeria competed at the 1991 World Championships in Athletics in Tokyo, Japan, from 23 August to 1 September 1991.

[9] Algeria competed at the 2007 World Championships in Athletics in Osaka, Japan, from 24 August to 2 September 2007.

[11] Algeria competed at the 2011 World Championships in Athletics from August 27 to September 4 in Daegu, South Korea.

[14][15] (q – qualified, NM – no mark, SB – season best) Algeria competed at the 2015 World Championships in Athletics in Beijing, China, from 22 to 30 August 2015.

[16][17] (q – qualified, NM – no mark, SB – season best) Algeria competed at the 2017 World Championships in Athletics in London, United Kingdom, from 4–13 August 2017.

[18] (q – qualified, NM – no mark, SB – season best) Algeria competed at the 2019 World Athletics Championships in Doha, Qatar, from 27 September to 6 October 2019.