Looking for the Parents Siblings of John Hugo Lais Born IN Baden Ge

Looking for the parents & siblings of John Hugo Lais born in Baden, Germany on 5/27/1849/50. Came to USA around 1872, maried an Amish girl, Susannah Plank, from Middlebury, Indiana- moved to Oregon and died 2/1/1894. He was a Catholic Man who joined the Mennonite Church after his marriage.