Portsmouth Square (traditional Chinese: 花園角; simplified Chinese: 花园角; pinyin: Huāyuán jiǎo; Jyutping: Faa1jyun4 Gok3) is a one-block park in Chinatown, San Francisco, California, that is bounded by Kearny Street on the east, Washington Street on the north, Clay Street on the south, and Walter Lum Place on the west.