Louis "Lou" W. Larson, 73, Marshfield, passed away on Wednesday, March 17, 2021 at Edgewater Haven in Port Edwards. Louis was born on November 12, 1947 in Brockport, NY to Melvin and Rose (Bailey) Larson). He was a member of the United States Army and served in the Vietnam War, where he received a Purple Heart and Bronze Star for valor. He was united in marriage to Patricia V. Seidl on October 11, 1969 in Greece, NY. He is survived by his wife of 52 years, Patricia, son, Jason (Jill) Larson, and 2 granddaughters, Sara and Lauren. He is further survived by his brother, Larry (Connie) Larson and many nieces, nephews, and cousins. He was preceded in death by his parents, brother, Wayne Larson, and sister, Shirley Steele.