Telamona excelsa is a species of treehopper in the family Membracidae. It was first described by Léon Fairmaire in 1846.
Males of T. excelsa have a typical yellow-brown pronotum, with the front of the pronotal crest being dark brown. Females, however, are generally green-coloured. The pronotum is edged with black or brown, and have a higher pronotal crest. Males are 11 millimetres long, while females are 12 millimetres long.
Telamona excelsa can be found in the southwestern, central, and eastern United States and southeastern Canada.
The following genera and species of trees are the hosts of T. excelsa: