You could try the free search tool at https://familysearch.org/. There are several William W Rutledge b. abt 1868 in the US see at the link below:
https://familysearch.org/search/records/results#count=20&query=%2Bgivenname%3A%22william%20walter%22~%20%2Bsurname%3Arutledge~%20%2Bbirth_place%3AUS~%20%2Bbirth_year%3A1868-1869~
Do you know the location - Country, State/Province/Region - city, town of his birth?
The names of any parents, spouses, siblings, children? Those details would help narrow down the correct ancestor.