WorldLeish has been held quadrennially in the endemic countries as follows:

Worldleish 1
1997 Istanbul, TURKEY

WorldLeish 2
2001 Crete, GREECE

WorldLeish 3
2005 Palermo, ITALY

WorldLeish 4
2009 Lucknow, INDIA

WorldLeish 5
2013 Recife, BRAZIL

WorldLeish 6
2017 Toledo, SPAIN