title: List of Grand Prix motorcycle racers: U
text: # List of Grand Prix motorcycle racers: U
  
  ## List of Grand Prix motorcycle racers
  
  * 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
  
  | Name | Seasons | Championships | MotoGP Wins | 500cc Wins | 350cc Wins | Moto2 Wins | 250cc Wins | Moto3 Wins | 125cc Wins | 80cc Wins | 50cc Wins |
  | - | - | - | - | - | - | - | - | - | - | - | - |
  | Carlo Ubbiali | 1949-1960 | 9 250cc - 1956, 1959-1960 125cc - 1951, 1955-1956, 1958-1960 | 0 | 0 | 0 | 0 | 13 | 0 | 26 | 0 | 0 |
  | Tsutomu Udagawa | 1990-1993 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
  | Ed Uding | ? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
  | Noboru Ueda | 1991-2002 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 0 |
  | Hideaki Ueno | 1991 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
  | Katsuji Uezu | 1997, 1999-2000 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
  | Youichi Ui | 1995-2004, 2006-2007 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 0 | 0 |
  | Tohru Ukawa | 1994-2005 | 0 | 1 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 |
  | Robert Ulm | ? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
  | Stephan Ulrich | ? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
  | Franco Uncini | 1976-1985 | 1 500cc - 1982 | 0 | 5 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
  | Brett Underwood | 2003 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
  | Hisashi Unemoto | 1988-1992 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
  | Franz Ungar | ? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
  | Patrick Unger | 2002-2005, 2007 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
  | Malcolm Uphill | 1968-1970 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
  | Dominic Usher | ? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
  | Joan Uviña | ? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
  