Hulk Hogan's son has finally addressed his dad's passing ... breaking his silence with a heartfelt post to Instagram late Saturday night.
Nick Hogan dropped a ton of photos from over the years with his dad ... starting from when he was just a kid and his dad ruled the squared-circle and continuing to their time advertising Hulk's beer brand "Real American" together.
Nick starts out his caption by thanking everyone for their well-wishes during this difficult time .