Jacob Leinenkugel was a German-American brewer known for founding the Leinenkugel Brewing Company in 1867 in Chippewa Falls, Wisconsin. He was born in 1836 in Germany and immigrated to the United States in 1850. The brewery became famous for its traditional Lager beers and seasonal brews, contributing to the growth of the craft beer movement in the region. Under Jacob's leadership, the brewery thrived, and it became one of the oldest family-owned breweries in the United States. The company is particularly well-known for its Summer Shandy and Honey Weiss beers, which have gained popularity across the country. Jacob Leinenkugel's legacy continues through the brewery, which remains a significant player in the American beer market.