Berry Island is a locality in Wollstonecraft on the lower North Shore of Sydney, New South Wales, Australia.

[1] It was originally one of Sydney's Harbour Islands, but it is now connected to the mainland by a constructed isthmus.

There is also a signposted Aboriginal site with rock carvings, grinding grooves and a waterhole.

[4] [5] Berry Island contains aboriginal rock carvings, middens, a smoke-stained cave and a stone tool grinding site.

[6] It has a 20-minute (750 metre) loop walk called the Gadyan Track, with interpretive signage describing the significance of points around the island.