The 5th Asian Winter Games (Japanese: 第5回アジア冬季競技大会, romanized: Dai 5-kai Ajia tōkikyōgitaikai), also known as Aomori 2003 (Japanese: 青森2003), took place from February 1 to 8, 2003 in Aomori Prefecture, Japan.

The 2003 Winter Asiad mascot is Winta, a black woodpecker.

[1] The venues for the 2003 Winter Asiad were distributed all over Aomori Prefecture.

Freestyle skiing was reinstated, and ski jumping, a demonstration sport in past Winter Asiads, was included in the official roster of medal events.

Names are arranged in alphabetical order.