Ivo Murray Twisleton-Wykeham-Fiennes, 20th Baron Saye and Sele, OBE, MC (15 December 1885 – 21 October 1968) was a British peer and army officer.
He was born to Geoffrey Twisleton-Wykeham-Fiennes, 18th Baron Saye and Sele.
[2] He served as an officer during the First World War and was mentioned in despatches.
[3] He gained the rank of lieutenant colonel in the Royal Artillery.
For his service he was awarded the Military Cross (1918) and the French Croix de Guerre (1919).