Obasan is a novel by Japanese-Canadian author Joy Kogawa. It chronicles Canada's internment and persecution of its citizens of Japanese descent during the Second World War from the perspective of a young child. In 2005, it was the One Book, One Vancouver selection.

The book is often required reading for university English courses on Canadian literature. It also figures in ethnic studies and Asian-American literature courses in the United States.

Kogawa uses strong imagery of silence, stones, and streams throughout the novel. She has many interesting dreams that are carried throughout the novel, as well. Themes depicted in the novel include memory and forgetting, prejudice and tolerance, identity, and justice versus injustice.