The 43-year-old has dated celebrities like Adam Ant, James Wood and Stephen Hopkins in the past, and she does not wish to get married in haste, reports thesun.co.uk.
"I want to make the right choice. I feel I have a happy, good life, so someone would have to make my life better," Graham said. Her independence is a big asset for her.
"We're not economically dependent on men. We're free. You can choose to be with someone or to be on your own and this is great," she added.
The actress will soon be seen in "The Hangover Part III", which is the third franchise of "The Hangover" series.
The latest movie is set to hit Indian screens May 31.