Whitby Dophins Coaches


Olivier Renaud

Head Coach


Olivier Renaud is from from Shawinigan, Québec. He studied Intervention Sportive (B. Sc.) at Université Laval in Quebec City.  

He worked  for 4 years with Rouge et Or Natation (age group and varsity) and Rouge et Or Triathlon (varsity, national and international level).  

In his 3 years as the Head Age Group Coach of the Gatineau Swim Club, he placed multiple athletes on provincial teams, leading them to numerous national age group medals and provincial records.

Coach Olivier has been named 6 times as a coach of age group provincial teams in Quebec and was named national coach of the year in the Gatineau area in 2016.

He has a passion for Open Water swimming and was coach on multiple World Cups in the last 3 years.


Tom Lawrie

Junior Coach

Tom was a nationally qualified competitive swimmer and attended La Salle University in  Philadelphia, PA  where he was awarded the Most Outstanding Performer – Men’s Swimming in 2010.

Tom, a  NCCP Level 1 certified coach, will be guiding our Junior Blue and Junior Gold swimmers to continuing swimming success.


Jean-François Potvin
Novice Gold

I have been involved with competitive swimming for nearly 40 years as a swimmer, parent, official and coach.

I was president of the Whitby Dolphins Swim club for 6 years. 


Sam Crunkhorn

Novice White, Novice Blue and Coordination for the Pre-competitive Program

Samantha Started in the Parks and Rec Aquatics Devision for the City of Toronto.

She started as a Swim Instructor and Lifeguard before becoming a Pool Coordination. 

From there Samantha started coaching a Rec Swim Team and a Masters Swim Team.

In 2013, Samantha decided to take her love for swimming to the next level, assisting the coaches at Variety Village with Competition and Pre-comp teams before moving to Scarborough Swim Club.

Samantha worked at Scarborough Swim Club for 3 and a half years, starting with pre-comp before moving her way up to coaching their development teams.