| A Mule for the Marquesa | |
| Author: | Frank O'Rourke |
| Country: | United States |
| Language: | English |
| Genre: | Western |
| Publisher: | William Morrow & Company |
| Release Date: | 1964 |
| Media Type: | Print (Paperback) |
A Mule for the Marquesa (1964) is a novel by Frank O'Rourke. The film The Professionals (1966) is based on it. After the release of the film, new editions of the novel were issued under the title The Professionals.