They started dating in late 2016, following his divorce from reality star Millie Mackintosh.
And Professor Green and Fae Williams looked more loved-up than ever on Wednesday, as they spent Valentine's Night at the VO5 NME Awards in London.
The rapper, 33, and his stunning girlfriend could not stop giggling as they posed together on the red carpet at Brixton Academy.
Besotted:Professor Green and Fae Williams looked more loved-up than ever on Wednesday, as they spent Valentine's Night at the VO5 NME Awards in London
Having a ball:The rapper, 33, and his stunning model girlfriend could not stop giggling as they posed together on the red carpet at Brixton Academy
The rapper, real name Stephen Manderson, looked typically slick in a grey checked suit, teamed with a casual white T-shirt and trainers to let his model girlfriend steal the show on the carpet.
Fae commanded attention in a stunning black and nude gown, formed of delicate floral lace.
Pulling into spaghetti straps and plunging low to flash her cleavage, the dress then extended into a striking semi-sheer skirt, to tease at her leggy figure underneath.
Suited and booted:The rapper, real name Stephen Manderson, looked typically slick in a grey checked suit, teamed with a casual white T-shirt and trainers
Sheer beauty: Fae commanded attention in a stunning black and nude lace gown, which plunged at the chest and extended into a semi-sheer skirt
Stunning:Keeping her hair sleek and straight and adding a bronzed, contoured make-up look, Fae drew attention to her naturally striking features as she posed with her beau
Making the look more trendy, she teamed the dress with sky-high gold platform heels and a sleek leather biker jacket, draped casually across her shoulders.
Keeping her hair sleek and straight and adding a bronzed, contoured make-up look, Fae drew attention to her naturally striking features as she posed with her beau.
Clearly enjoying their Valentine's night out, the couple were seen sweetly laughing and joking together in front of cameras, before heading inside for their evening.
Besotted: Clearly enjoying their Valentine's night out, the couple were seen sweetly laughing and joking together in front of cameras
Having a ball: The pair could not stop giggling as they made their way inside
Still going strong: The pair are believed to have started dating in late 2016, and have since shared a number of loved-up posts on social media
Godlike Genius Award - Liam Gallagher
Best International Band - Haim
Best British Band supported by Zig-Zag - Alt-J
Best New Artist supported by Vans - Stefflon Don
Best Live Artist supported by Nikon - Kasabian
Best Track - Boys (Charli XCX)
Best Mixtape supported by Bulldog Gin - Avelino, No Bulls**t
Best Album supported by Orange Amplification - J Hus, Common Sense
Best Collaboration supported by V05 - I Know You (Craig David and Bastille)
Best Festival - Glastonbury
Best Festival Headliner supported by Anna Valley - Muse
Music Moment of The Year - One Love Manchester
Best International Solo Artist - Lorde
Best Film supported by Zig-Zag - Baby Driver
Best Music Video supported by Princess Yachts - The Big Moon, Sucker
Best Book - Wiley, Eskiboy
Best TV Show - Stranger Things 2
Best Reissue - Radiohead, OK Not OK
Best Small Festival - Festival Number 6
Best Music Film - Gaga: Five Foot Two
Hero Of The Year - Ariana Grande
Villain Of The Year - Piers Morgan
Innovation Award -Boy Better Know
Best British Solo Artist - Loyle Carner
Under the Radar - Pale Waves
Icon Award - Shirley Manson
Down it! The rapper and his pal Ella Eyre later playfully fed each other drinks backstage
Nothing to see here: Ella laughed as Professor Green jokingly posed with the cup in his mouth
The pair are believed to have started dating in late 2016, and have since shared a number of loved-up posts on social media.
Their romance came after Stephen released a track titled One Eye On The Door, which fans believed contained some thinly-veiled jibes at ex-wife Millie Mackintosh.
The Just Be Good To Green hitmaker split from wife Millie in February 2016 after three years of marriage.
As you were! Liam Gallagher delighted guests at the event with a performance
This is his moment: J Hus collected the award for Best Album
Main men: Alt-J collected their award for Best British Band
The rapper contacted Millie through her agent and the pair went public at the Brit Awards in February 2012, with Stephen proposing on holiday in Paris just over a year later.
They tied the knot in a lavish ceremony at Babington House in Somerset in September 2013, before their marriage was dissolved in just 30 seconds with a decree nisi.
The Made In Chelsea star, 28, has since gone on to find love with her former flame Hugo Taylor, 31 - with the pair preparing to marry later this year.
Back in the day: The Just Be Good To Green hitmaker split from wife Millie Mackintosh in February 2016 after three years of marriage (pictured in 2014)