Born to a Thai mother and a Singaporean Chinese father,[2] Hong graduated from Fuchun Secondary School.

[6] Hong was discovered through talent search programme Hey Gorgeous, in which she emerged as one of the semi-finalists in 2013.

She also had filmed other television series such as I Want to Be a Star, The Dream Job and The Truth Seekers.

[10] Hong met Nick Teo, fellow Mediacorp actor, on the set of long-form drama series 118 and started dating.

[11] After seven years of dating, the couple announced their engagement in August 2022[12] and married on 14 December 2023.