Sir Frederick John Llewellyn | |
|---|---|
| Born | 29 April 1915 |
| Died | 15 November 1988 (aged 73) |
| Alma mater | University of Birmingham |
| Occupation(s) | chemist, academic administrator |
| Spouses | Joyce Barrett |
| Relatives | Ernest Barrett Llewellyn (father) |
Sir Frederick John Llewellyn KCMG (29 April 1915 – 15 November 1988) was an English chemist and academic administrator who spent some of his career in New Zealand.