Fish Lake is an unincorporated community and census-designated place in Lincoln Township, LaPorte County, Indiana, United States.

[5] Before the draining of the Grand Kankakee Marsh, the body of water at Fish Lake was known in French as Lac Tipiconeau.

[7] In 1702, Pierre Le Moyne d'Iberville noted that following the end of the Beaver Wars a group of Miami people had settled at "Atihipi-Catouy".

[8] According to linguist Michael McCafferty this name "appears to be a gnarled form of Miami-Illinois kiteepihkwanonki, 'at the buffalo fish'", referring to Lac Tipiconeau.

[9] By 1899 Swift & Co. was shipping 18 railroad cars full of ice from Fish Lake to Chicago each day.