Life Lena Dunham opens up about romance with Jack Antonoff, rumors he dated BFF Lorde after her November 26, 2018 Andrea Mandell, USA TODAY Comments Off on Lena Dunham opens up about romance with Jack Antonoff, rumors he dated BFF Lorde after her Lena Dunham is 32, single and reflecting on her 5-year relationship with musician Jack Antonoff - plus those rumors he rebounded with her BFF, Lorde.