Lieutenant Walker (ワーカー) is a character in the Mobile Suit Gundam Wing series.
An OZ officer at the Corsica base. Walker greeted Zechs Marquise when he arrived at the base and showed to him the mobile suit Tallgeese, an old relic for which all current mobile suits were inspired by. After giving the Tallgeese to Zechs, Walker heads out to lead the OZ units in a battle against the Gundam Heavyarms. When the Gundam Sandrock also arrives, it attacks and destroys Walker's Aries mobile suit, killing him.
in New Mobile Report Gundam Wing Endless Waltz: The Glory of Losers his full name is revealed as Oswald Walker.