In the Weekend Herald today, a family notice said he had just celebrated a birthday the day before.
"Tragically taken as the result of a motor vehicle accident on 8 December... a day after his 19th birthday.
"Cherised son of Raewyn and Hamish, big brother to Tristran, Nixon, Trentham and Kendra. Grandson of Wendy, Ross and Muriel. Loved nephew to many.''
The Paeroa Youth Rugby Club, where Easton-Sydney's father is the president, has also sent a message to its members to remember Regan's family.
"Let's come together as a club and show our support a koha , gift or baking to go towards there package would be appreciated,'' club member Char Silvester wrote on the club's Facebook page.
A funeral service for the teenager will be held in Waihi on Tuesday.