| Code | DS/UK/2252 |
| Name | Alderton; John (27 November 1940); English actor |
| Dates | 27 November 1940-present |
| Gender | Male (cisgender) |
| Place of Birth/Origin | Gainsborough, Lincolnshire, England (born) |
| Relationships | Son of Ivy Handley and Gordon John Alderton
Former spouse of Jill Browne (actress)
Spouse of Pauline Collins (actress) |
| Biography | John Alderton is an English actor who is best known for his roles in Upstairs, Downstairs, Thomas & Sarah, Wodehouse Playhouse, Little Miss, Please Sir! and Fireman Sam. |