Nicholas Callan
| Nicholas Callan | |
|---|---|
| Born | Nicholas Joseph Callan 22 December 1799 | 
| Died | 10 January 1864 (aged 64) Maynooth, County Kildare, Ireland | 
| Alma mater | 
 | 
| Known for | Inventing the induction coil (1836) | 
| Title | Professor of Natural Philosophy | 
| Term | 1826–1864 | 
| Scientific career | |
| Fields | Physics | 
| Institutions | Maynooth College | 
| Academic advisors | Cornelius Denvir | 
| Ecclesiastical career | |
| Religion | Christianity | 
| Church | Catholic Church | 
| Ordained | 1823 | 
Nicholas Joseph Callan (22 December 1799 – 10 January 1864) was an Irish physicist and Catholic priest known for his work on the induction coil.