Welcome to Bulldog Gym Muay Thai Kickboxing Castle Hill

Offering only the best in quality fighting and structured techniques to make fighters who have the advanced edge on opponents..






Train with former world champion brothers Stu & Steve McKinnon ..over 20 years experience in muay thai.


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Find out about Kids Classes

Bulldog Gym Castle Hill now train and mentor children into becoming champions, teaching them the skills to Muay Thai, discipline and respect.

To find out more, please click here.

Our Classes

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Who we are


Bulldog Gym was established in 1989 by Nick Stone in Balgowlah NSW. Bulldog Gym has become not only the largest facility in the art of Muay Thai Kickboxing and Boxing but also the largest chain across Australia.

Muay Thai Kickboxing Bulldog Gym Castle Hill was originally started in Blacktown NSW by Stuart McKinnon and Steve McKinnon in 1993, staying there for 4 years then moving to a larger more suitable facility to accommodate the ever growing clientele. Now situated in the heart of Castle Hill Bulldog Gym is a fully equipped kick boxing gym including a full-size ring, weights area, cardio machines, bags and speed balls to suit everyone from beginners wanting to learn self defence, weight loss and gain fitness to amateur and professional fighters.

Bulldog Gym Castle Hill is run by World Champion brothers Stuart and Steve McKinnon.