Robert Ludlum (May 25, 1927 – March 12, 2001) was an American author of 27 thriller novels, best known as the creator of Jason Bourne from the original The Bourne Trilogy series. The number of copies of his books in print is between 300 million and 500 million. They have been published in 33 languages and 40 countries. Ludlum also published books under the pseudonyms Jonathan Ryder and Michael Shepherd.

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Robert Ludlum（1927 年 5 月 25 日 - 2001 年 3 月 12 日）是一位美国作家，著有 11 部惊悚小说。他的书籍印刷量估计在 2.9 亿至 5 亿册之间。它们已被翻译成 33 种语言和 40 个国家/地区出版。Ludlum 还以笔名 Jonathan Ryder 和 Michael Shepherd 出版了书籍。