BeyoncA and Jay Z’s daughter Blue Ivy Carter met a whole host of A-listers at the 2017 Grammys – the 5-year-old was introduced to James Corden, Nick Jonas and more Beyonc and Jay Z ‘s daughter Blue Ivy Carter had the best night ever at the 2017 Grammys ! All eyes were on the adorable five-year-old, who had her fair share of scene-stealing moments. Little Blue turned heads, jumping up and down, cheering for her mum as Beyonc sang her heart out.