2023 · First, Dashiell’s brother, Roman Robert Upton, was born in London on April 23, 2004. Dashiell’s mother gave birth to his second brother, Ignatius Martin Upton, four years later, on April 13, 2008, in Sydney, Australia. Dashiell John Upton, Cate Blanchett’s kid, has a younger sister, Edith Vivian Patricia Upton.