Princess Irene of Hesse and by Rhine (born 1866)

Princess Irene of Hesse and by Rhine, later Princess Henry of Prussia, was the third child and third daughter of Princess Alice of the United Kingdom and Louis IV, Grand Duke of Hesse and by Rhine. Her maternal grandparents were Queen Victoria and Prince Albert of Saxe-Coburg and Gotha. Her paternal grandparents were Prince Charles of Hesse and by Rhine and Princess Elisabeth of Prussia. She was the wife of Prince Henry of Prussia, a younger brother of Wilhelm II, German Emperor and her first cousin. The SS Prinzessin Irene, a liner of the North German Lloyd was named after her.