No. 12 Squadron ( or LLv.12, from 3 May 1942 Le.Lv.12), renamed No. 12 Reconnaissance Squadron (Finnish: Tiedustelulentolaivue 12 or TLe.Lv.12 on 14 February 1944) was a reconnaissance squadron of the Finnish Air Force during World War II. The squadron was part of Flying Regiment 1.