Gan Ching Hwee (Chinese: 颜欣慧; pinyin: Yán Xīnhuì;[1] born 22 July 2003) is a Singaporean swimmer.

[5] On 4 July 2024, World Aquatics (Aqua) (formerly FINA) confirmed that Singapore can send a women’s 4x100m medley relay team to the 2024 Summer Olympics held at Paris, France.

[5] On 5 July, Gan received an invitation again by Aqua for the women’s 1500m freestyle event at the Olympics Games.

[5] After two separate appeals by Quah rejected by SAQ, Gan was confirmed of her spot at the Olympics Games on 8 July.

[7] In the women's 800 metre freestyle event, she also broke the national record at 8:32:37 during the heats, placing her 11th and did not progress to the finals.