The top pet names in Ontario for 2025 are in! Pet care platform Rover has shared its list of the top pet names from across the nation this year, including the most popular names for puppies and kittens adopted in Ontario. So, what were the most popular pet names of the year in Ontario? Ontario pet owners leaned on the name Elsie the most for new puppies, while the most common name for kittens in the province was the somewhat uncreative Baby. You can learn more about the top trending pet names in other provinces, as well as regional trends and naming patterns, in Rover's full report.