The Liliuokalani Botanical Garden is a city park and young botanical garden located on North Kuakini Street, Honolulu, Hawaii. The garden is . It is one of the Honolulu Botanical Gardens, and open daily without charge, except for Christmas and New Year's Day.
The garden's site was given to the City and County of Honolulu by Queen Liliuokalani, Hawaii's last reigning monarch, and contains the Nuuanu Stream and Waikahalulu waterfall. It is under development to feature native Hawaiian plants exclusively.