On the 1901 census for East Gary it has her year of birth as 1895, this must be an error when she is listed in the index of births for Ontario as 1896.

Ontario, Canada Births, 1869-1907 Record info about Harriett Jane Haws
Name: Harriett Jane Haws Date of Birth: 23 Jul 1896 Gender: Female Birth County: Dufferin Father's Name: Daniel Martin Haws Mother's Name: Sharlet Agness Duncan Roll Number: MS929_131 #007002

Harriet Janes's death certificate states she was aged 20 years at the time of her death.  She died at Lot 6, Con. 11 of East Garafraxa Twp.  She was buried at Prices Corners Cemetery, a farmer's daughter.  The cause of death is listed as Diabetis and Tonsillitis, duration several years but the immediate cause of death was tonsillitis and heart failure, duration 4 days.  She was attended by Dr. Allan Gibson of Hillsburg. 

HAWS, Harriet Jane, f, June 17 1916, 20 yrs, East Garafraxa, diabetes and tonsillitis, several years, tonsillitis & heart failure 4 days, burial Price’s Cemetery, father: David Haws, mother: Charlet Fanson, (obvious transcription errors) Inf: Daniel M Haws of Orton East Garapraxa (Dufferin) 011794-16

Ontario, Canada Deaths, 1869-1932 Record info about Harriet Jane Haws
Name:Harriet Jane Haws Death Date:17 Jun 1916 Death Location:Dufferin Gender:Female Estimated Birth Year: abt 1896 Birth Location: East Garafaxa

Her name is on the tomb stone in Belsyde Cemetery in Fergus with her parents.  Grave S4A-10-6E Harriet J. (Ettie) Haws, born July 23, 1896, died June 17, 1916 "Oh how we miss you".