| Arthur Lonergan | |
| Birth Date: | 23 January 1906 |
| Birth Place: | New York City, New York |
| Death Place: | Los Angeles, California |
| Occupation: | Art director |
| Yearsactive: | 1946-1971 |
Arthur Lonergan (January 23, 1906 - January 23, 1989) was an American art director.[1] He was nominated for an Academy Award in the category Best Art Direction for the film The Oscar.[2] He also was the art director for the films Forbidden Planet, Yours, Mine and Ours and M*A*S*H.