Rockingham Rugby Union Football Club Under 13s Swans and Under 16s boys won the premiership.
The U13s defeated the Southern Lions 29-19 in the grand final and the U16s defeated Joondalup 29-13.
The U16s have had a winning streak, taking out the grand final four years in a row. The team has played together from a young age and took the Rugby WA Juniors tournament by storm.
Both teams train at Lark Hill Sports Complex.
To top off the wins, Rockingham Rugby Union Football Club was named the City of Rockingham Club of the Year on Thursday night.