Léandre Lacroix (1 January 1859 – 28 March 1935) was a Luxembourgish politician and jurist.
He served as the Mayor of Luxembourg City between 1914 and 1918.
He was chosen by Grand Duchess Marie-Adelaide over his socialist rival Luc Housse, who would eventually succeed him in 1918.There is a street in Limpertsberg, Luxembourg City, named after Lacroix (rue Léandre Lacroix).