The 21 songstress won two awards at the event, which took place at the Grosvenor House in London earlier today (May 17).
Adele picked up the 'PRS for Music Most Performed Work' award for 'Rolling In The Deep' at the ceremony and was presented the coveted 'Songwriter of the Year' accolade by Annie Lennox.
However, PJ Harvey's Let England Shake beat Adele's 21 and Kate Bush's 50 Words For Snow to the 'Album Award'.
Lana Del Rey walked away with the 'Best Contemporary Song' prize for 'Video Games', while Ed Sheeran won 'Best Song Musically and Lyrically' for 'The A-Team'.
Meanwhile, Chris Moyles presented the 'PRS For Music Outstanding Contribution to British Music', which was awarded to Take That.
> The Ivor Novello Awards 2012: Winners in full
While accepting the award, Gary Barlow said: "There's nothing like winning an Ivor as a songwriter... we love it."
Spandau Ballet's Gary Kemp was awarded the 'Outstanding Song Collection' accolade and described the win as "the greatest honour of [his] career".
Elsewhere, Dire Straits' Mark Knopfler was presented the 'Lifetime Achievement' award, Siouxsie Sioux won 'The Ivors Inspiration Award' and Lord Andrew Lloyd Webber was handed the 'BASCA Fellowship'.
The annual ceremony celebrates excellence in music writing and recognises talent from composers across all genres.
Watch the music video for Adele's 'Rolling In The Deep' below: