The Saturdays star dined at Nozomi restaurant, before moving her celebrations to Aura nightclub.
Bandmates Mollie King, Frankie Sandford and Vanessa White joined Wiseman, while new mother Una Healy sent her birthday wishes via Twitter.
After tweeting various pictures throughout the evening, Wiseman told followers this morning: "Happy birthday to me! Ha stingy eyes and sore head must hurry and get up though oh mann. I look rough eww! (sic)"
Others in attendance included The Only Way Is Essex's Georgina Dorsett, Mark Wright, Calum Best and Coronation Street's Brooke Vincent.
Wiseman's absent fiancé, JLS star Marvin Humes, tweeted: "Happy Birthday to my amazing fiancée @RochelleTheSats gutted I'm not there with you! Have a great night! I love you..Mx"
The evening also saw the singer's driver ticketed, after a traffic warden spotted the vehicle parked on double yellow lines.
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