A 2016 study, for example, concluded that height is the factor women care about most in a man.
And a quick swipe through any dating app would confirm this.
I remember the way she exited the cab was so classy." The two spent the evening talking and he asked her out the next day.
Ms Phan says that although she noticed the height difference - he is 165cm, while she is 174cm tall - it did not bother her.
Celebrity couples such as actress Tina Fey and composer Jeff Richmond, Hong Kong actor Simon Yam and model Sophia Kao and English singer Jamie Cullum and model Sophie Dahl are just some famous pairs who ignore height conventions.
Relationship experts say that though height can be an important and noticeable element in a relationship, there are many other important traits that people look for in their partners and height rarely makes or breaks a relationship.
National University of Singapore undergraduates Mark Lai, 23, and Triscilla Tan, 21, have been dating for eight months and she is 4cm taller than he is.
English action star Jason Statham and model Rosie Huntington- Whiteley were seen last month on the red carpet premiere of The Fate Of The Furious.
The British model towered over her stocky partner, but both were all smiles for the camera and each other.