| Sigurd Abel | |
| Birth Date: | 4 June 1837 |
| Occupation: | historian |
| Education: | University of Jena, University of Bonn, University of Göttingen and Humboldt University of Berlin |
| Nationality: | German |
Sigurd Abel (4 June 1837, Leonberg – 9 January 1873, Leonberg) was a German historian from Stuttgart.
Abel visited the seminary of Maulbronn and the college of Stuttgart. He then followed the steps of his cousin Heinrich Friedrich Otto Abel and began studying history in Jena, Bonn, Göttingen and Berlin. He earned his doctorate in summer 1859 with the historian Georg Waitz in Göttingen.
In 1861, Abel became a professor and private lecturer at University of Göttingen.
He was offered an extraordinary professorship from the university of Giessen in 1868.
In 1868, Abel's physical and mental condition forced him to return to his parental house in Leonberg, where he died in 1873.