Serangoon Harbour (Chinese: 实龙岗港口; pinyin: Shílónggāng Gángkǒu) is a harbour in Singapore located between the mainland island of Pulau Ujong and Pulau Ubin.
Coordinates: 1°24′N 103°56′E / 1.400°N 103.933°E / 1.400; 103.933