It is "possible" that your Marie (Mary) Radey was the daughter OR a close relation of my husbands ancestor, MATHIAS RADEY. Mathias Radey is listed on the 1870 Franklin,Manitowoc Co.,WI Census as MATHIAS RADDA, wife Anna, and son's Albert and Mathias Jr. and his wife Josephine.
By 1800, Mathias "Radda" surname is changed and he is then listed as Mathias Radey. Sometime after 1880 the surname changed to READY. In 1880 Albert is listed as RIEDY and that is how the name is pronounced even after it changed to the spelling of READY.