Siponiai is a village in Kėdainiai district municipality, in Kaunas County, in central Lithuania. It is located by the Dotnuvėlė and Kačupys rivers. According to the 2011 census, the village has a population of 96 people. There is mythological stone "Ožakmenis" ("The Goat Stone") in the Siponiai village.

Historical population

Year Pop. ±% p.a. 1902 189 —     1923 199 +0.25% 1959 181 −0.26% 1970 156 −1.34%	Year Pop. ±% p.a. 1979 148 −0.58% 1989 133 −1.06% 2001 93 −2.94% 2011 96 +0.32%
Source: 1902, 1923, 1959 & 1970, 1979, 1989, 2001, 2011