Horatio Norris Dumbleton (23 October 1858 – 18 December 1935) was an English first-class cricketer and British Army officer.
[1] Dumbleton played services cricket for the Royal Engineers, meeting with some success.
In mid-August 1884, he scored 325 runs for them in a total of 676 for 4 against the Royal Marines at Portsmouth.
[2] This likely contributed to his selection in the Hampshire team at the end of August for a first-class fixture against Somerset at Bath.
[4] In the Royal Engineers, Dumbleton was promoted to captain in April 1888.