Nigel Ball Professor of Botany at University College (1892–1978) Parents Annie Julia Kinahan Charles Bent Ball Children Sir Charles Irwin Ball, 4th Bt. Ronald Herbert Ball Valerie Margaret Ball Siblings Ivan Hellicar Ball Minnie Gwendoline Ball Nina Evelyn Ball George Stawell Ball Sir Charles Arthur Kinahan Ball, 2nd Bt. Mabel Vaughan Ball Annie Muriel Kift Ball Partners Florine Isabel Irwin