Penrose Mark-Wardlaw

Penrose was born on August 4th, 1872 in London.  Penrose's father was William Penrose Mark and his mother was Helen Elizabeth Lambert.  His maternal grandparents were Charles Lambert and Janet Spears. He had seven brothers and a sister, named William Charles, William Lambert, Reginald Penrose, Harold Penrose, Edgar Penrose, Alfred Penrose, Arthur Penrose and Janet Lambert Penrose.  He was the youngest of the nine children.