Jacob Ettlinger
| Jacob Ettlinger | |
|---|---|
| Rabbi Jacob Ettlinger | |
| Born | 17 March 1798 | 
| Died | 7 December 1871 (aged 73) | 
| Nationality | Ashkenazi | 
| Spouse | Nanette Wormser | 
Jacob Ettlinger (17 March 1798 – 7 December 1871) (Hebrew: יעקב עטטלינגער) was an Ashkenazi rabbi and author, and one of the leaders of Orthodox Judaism. He is sometimes referred to as the Aruch la-Ner (ערוך לנר), after his best-known publication.