Rotter, Merton N. December 1, 2015, age 85 years, of Mequon. Beloved husband of Dorothy "Dottie" Rotter (nee Orenstein). Dear father of Lisa B. (Paul) Levinson, Peter C. (Karen) Rotter and Leslie A. (Jon) Feinberg. Loving grandfather of Yehiel... View Obituary & Service Information