Daniel Maltby and Pauline Simpie were the parents of Rose Maltby who married William Leach at Stockbridge, WI 28 Aug 1902.
Sorry, I don't know what the correct spelling is. It was not included at genforum either as Simpieh or Simpie. Neither of those spellings were covered at surnamedb.com .
The surname, Sample, has several variations, Simpole, Simble and others which are similar.