Looking for any relations to this family

1901 UK Census

1901 has
Dennis Gannon age 56 b. Clare, Ireland
Wife Catherine 50 b. Clare, Ireland
sons- Matthew 26 , John 24 , James 22
daughters- Norah 19, Lizzie 11 (Dau. Catherine age 8 in 1891 is missing)
nephew- Stephen COLLIGAN 16

From other sources I know that Dennis and Catherine were both from the Killaloe area.

And that in Ireland:
Gannon was GUINANE
Colligan was QUILLIGAN
see
http://ballaratgenealogy.org.au/art/guinane.htm