The Royal Nova Scotia Yacht Squadron (RNSYS) is a yacht club, the oldest in the Americas, and is located on the Northwest Arm of Halifax Harbour in Halifax, Nova Scotia.

[2] In 1862, it received its first Admiralty warrant, allowing its yachts to display the blue ensign for privileges including exemption from harbour dues.

[2] On November 25, 1875, a group of yacht-owning members broke off and formed the Nova Scotia Yacht Squadron, following a dispute over racing rules.

The Yacht Squadron is home to the RNSYS race teams coached by head coach Agustin Ferrario, as well as 2012 Olympian Danielle Dube, and 2004 and 2008 Olympian Lisa Ross, the Squadron has sent at least one youth sailor to every ISAF Youth Worlds since 2010.

[citation needed] RNSYS has, since 1905, partnered with the Boston Yacht Club of Marblehead, Massachusetts in organizing the Marblehead to Halifax Ocean Race held biennially in odd-numbered years.