The Saturdays star married the JLS singer at Blenheim Palace in Oxford yesterday (July 27) in front of family, friends and celebrity guests.
"Yesterday was literally the best day of my whole life. I'm so happy to have shared it with every1 I love my friends and family are priceless," Wiseman tweeted.
"Me and Marvin feel so blessed I felt like a princess all day. You can now call me Mrs Humes no longer a Wiseman."
Olly Murs, Harry Styles and the pair's respective bandmates, such as Mollie King and Aston Merrygold, were among those who attended the ceremony.
JLS's JB Gill tweeted: "Great day,great friends,great family and a LOT of pride for marvin and rochelle.love you both and absolutely wish you the most happiness J X"
The Saturdays added: "Massive congrats and LOTS of love to our own @RochelleTheSats and Marvin @JLSOfficial. What an incredible couple and unforgettable night!! x"
The newlyweds have postponed their honeymoon by five months due to their busy work schedules.