3amCelebrity NewsMusicFontaines D.C. have shared the devastating news that their long-term manager, Trevor Dietz, died over the weekend, leaving the band utterly heartbrokenDaniel Bird Assistant Celebrity and Entertainment Editor17:00, 09 Jun 2026Updated 17:08, 09 Jun 2026Fontaines DC have announced the death of their "sixth member," their manager. Trevor Dietz died on Sunday, June 7.‌The Irish rockers took to their Instagram page to share the news, explaining that they were "heartbroken". Trevor had been with the band from their early years and was a stalwart supporter of their work, from playing small venues to festival stages.‌Sharing a snap of solo snap of Trevor, as well as one of him with the group, the band said: "Trevor Dietz. We are utterly heartbroken to let you know that on Sunday June 7th we lost our dear friend and manager Trevor.‌"Trevor was beside us from the beginning of our journey as a band, we have never known Fontaines D.C. without him, the sixth member of the band. He cared passionately for us and for what was fair and right in the wider world. He was fearless in his beliefs. We will miss him always."We ask that you kindly respect our privacy and that of his family at this terribly difficult time. RIP Trev." In the solo image of Trevor, he is seen wearing a Kneecap T-shirt.‌The Irish rap trio commented: "Suaimhneas síoraí dá anam, a chara", translated from Gaelic as "Rest in peace, my friend." Kneecap rapper Moglai Bap also wrote: "Suaimhneas síoraí Trev." Fellow Irish rockers, Inhaler said: "Really sorry for your loss. Rest in peace Trev," alongside a heart emoji.Radio 1's Jack Saunders added: "I'm so sorry to hear this. Sending lots of love to you and Trevor's loved ones." Annie Mac penned: "Sending all my love to you lads and to Trevor's loved ones. Xxx." Nick Grimshaw penned: "So sorry to hear this news, sending you love."DJ and music producer, Krystal Klear added: "One of the all time greats. The reasons 100s of us in Dublin had a place to listen to the music that carved our entire future. I still can't believe it. RIP Trev Radiator."Article continues belowLambrini Girls shared: "Rest in peace, Trev. He went above and beyond for everyone and championed so many diy bands, the impact he had is beyond measure. Lost for words. Sending our love and condolences to all of you."Choose Daily Mirror as a 'Preferred Source' on Google News for quick access to the news you value.‌MusicShowbiz Snapchat