U is the twenty-first letter of the modern Latin alphabet.

A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z

U was originally a capital letter like J and it was only Pierre de la Rame who made the distinction between capital and small letter. See V.

Uniform represents the letter U in the NATO phonetic alphabet.

U is also:

See also: , , , , Ŭ, Ű

Two-letter combinations starting with U: