These might be siblings.
Source: "Ontario Births, 1869-1912," database with images, FamilySearch (
https://familysearch.org/ark:/61903/1:1:FMDK-DLQ : 10 August 2017), Percy Kennedy, 08 Nov 1893; citing Birth, Portland, Leeds, Ontario, Canada, citing Archives of Ontario, Toronto; FHL microfilm 1,887,238.
Ontario Births
Percy Kennedy Male
Birth Event Date 08 Nov 1893 Portland, Leeds, Ontario, Canada
Father's Name Lewis Kennedy Occ: Farmer
Mother's Name Mary Fox
Certificate Number 901841
Parents Marriage September 22, 1887, Elgin
Source: "Ontario Births, 1869-1912," database with images, FamilySearch (
https://familysearch.org/ark:/61903/1:1:FMZ5-69Q : 10 August 2017), Ada May Kennedy, 11 May 1896; citing Birth, Portland, Bastard, Leeds, Ontario, Canada, citing Archives of Ontario, Toronto; FHL microfilm 1,871,277.
Ontario Births
Ada May Kennedy Female
Birth 11 May 1896 Portland, Bastard, Leeds, Ontario, Canada
Father's Name Lewis Kennedy
Mother's Name Mary Fox
Certificate Number 501049
Source: "Ontario Births, 1869-1912," database with images, FamilySearch (
https://familysearch.org/ark:/61903/1:1:FMX3-RB3 : 10 August 2017), Keitha Kennedy, 21 Aug 1898; citing Birth, Bastard, Portland, Leeds, Ontario, Canada, citing Archives of Ontario, Toronto; FHL microfilm 1,976,603.
Keitha Kennedy Female
Birth 21 Aug 1898 Bastard, Portland, Leeds, Ontario, Canada
Father's Name Louis Kennedy
Mother's Name Mary Fox
Certificate Number 501807