Pilsupiai (formerly Russian: Пилсупе, Polish: Piłsupie) is a village in Kėdainiai district municipality, in Kaunas County, in central Lithuania. According to the 2011 census, the village had a population of 54 people. It is located 10 kilometres (6.2 mi) from Krakės, along the Krakės-Josvainiai road, on the right bank of the Šušvė river (the Angiriai Reservoir), by its tributary Paupelys (or Pilsupys) mouth.

There is the Pilsupiai hillfort (Bakanas' hill) on the confluence of the rivers. Nearby, a nature monument the Piluspiai outcrop is located on the shore of the Angiriai Reservoir. 1 kilometre (0.62 mi) away from Pilsupiai, at the former Skinderiškis estate place the Skinderiškis Dendrological Park is located.

Pilsupiai village is known since 1596. The first primary school was established here at the end of the 19th century.

Historical population

Year Pop. ±% p.a. 1866 198 —     1909 305 +1.01% 1923 252 −1.35% 1959 173 −1.04% 1970 125 −2.91%	Year Pop. ±% p.a. 1979 99 −2.56% 1986 87 −1.83% 1989 82 −1.95% 2001 72 −1.08% 2011 54 −2.84%
Source: 1902, 1923, 1959 & 1970, 1979, 1989, 2001, 2011

• 
  Pilsupiai in winter
• 
  Pilsupiai outcrop
• 
  Pilsupiai hillfort
• 
  Northern side of Pilsupiai