Samuel Pipe Grist, puts his uncle in the father box on marriage cert?

Samuel Pipe Grist, puts his uncle in the father box on marriage cert?

Male 1888 - 1935  (47 years)

 

photo William Grist
Male Abt 1882 -
photo Johanna Hogan Grist
Female 1856 - 1894  (38 years)
photo William James Grist, Bennet?
Male Abt 1850 - 1910  (60 years)