On 19 September 1872, Catherine Louisa Lyne married Frederick Edward Pirkis in St Luke’s Church, Chelsea. She was 32; he was 35. He served as fleet-paymaster for the English Royal Navy. They moved frequently. In 1873, their daughter, Norah Catherine Lyne Pirkis, was born in Putney, Surrey. In 1876, their son, Frederick Chandos Lyne Pirkis, was born in Brussels, Belgium.