| Jason King | ITV | crime television series, adventure television series | 1 | 26 |
| Jay's Virtual Pub Quiz | — | — | — | — |
| Jazz 625 | BBC Two | — | — | — |
| Jazz At The Maltings | — | — | — | — |
| Jean-Claude Van Damme: Behind Closed Doors | ITV4 | documentary television program, reality television | 1 | 8 |
| Jedward's Big Adventure | CBBC | children's television series | 3 | 20 |
| Jedward: Let Loose | ITV2 | — | 1 | 3 |
| Jeeves and Wooster | ITV | comedy drama, drama television series | 4 | 23 |
| Jeff Randall Live | Sky News | — | — | 1,000 |
| Jekyll | BBC One | science fiction television series, drama television series, LGBT-related television series | 1 | 6 |
| Jekyll & Hyde | ITV1, ITV | fantasy television series | 1 | 10 |
| Jeopardy | BBC One | found footage film | 3 | 40 |
| Jeremy Clarkson's Extreme Machines | BBC Two | documentary film | 1 | 6 |
| Jeremy Clarkson's Motorworld | BBC Two | — | — | 13 |
| Jeremy Clarkson: Meets the Neighbours | BBC Two | documentary film | — | 5 |
| Jeremy Kyle Emergency Room | ITV | — | 2 | 40 |
| Jeremy Vine | — | — | — | — |
| Jericho | ITV | — | 1 | 4 |
| Jerk | BBC Three | black comedy television series | 1 | 4 |
| Jesus of Nazareth | — | — | — | — |
| Jesus: The Evidence | — | — | — | — |
| Jet Set | BBC One | — | 8 | 116 |
| Jibba Jabba | — | — | — | 32 |
| Jim Jam and Sunny | Astro Ceria | children's television series | — | — |
| Jim'll Fix It | BBC One | — | — | 286 |
| Jimmy Doherty in Darwin's Garden | — | — | — | — |
| Jimmy Savile: A British Horror Story | Netflix | documentary film | 1 | 2 |
| Jimmy's Farm | BBC Two | documentary film | — | — |
| Jo Brand Through the Cakehole | Channel 4 | — | 2 | 14 |
| Jo Brand's Big Splash | U&Dave | — | 1 | 5 |
| Jo Frost: Extreme Parental Guidance | — | — | 2 | 14 |
| Jo Frost: Family Matters | — | tabloid talk show | 1 | 35 |
| Jo's Boys | — | — | — | — |
| Joan | ITVX | crime film | — | 6 |
| Joan and Leslie | — | — | — | — |
| Joanna Lumley's Japan | — | — | — | — |
| Joanna Lumley's Nile | ITV1 | travel television show, travel documentary | — | 4 |
| Jobs for the Girls | — | — | — | 5 |
| Joe | BBC One | — | — | — |
| Joe 90 | — | science fiction television series | 1 | 30 |
| Joe Lycett vs the Oil Giant | Channel 4 | documentary television program | — | — |
| Joe Lycett's Got Your Back | Channel 4 | — | 2 | 15 |
| Joe's Palace | BBC One | — | 1 | 1 |
| Joelle Without Filter | MBC 4, MBC Persia, MBC Shahid, MBC Max | — | — | — |
| John Bishop's Britain | BBC One | comedy television series | 2 | 12 |
| John Bishop: In Conversation With... | U&W | — | 1 | 10 |
| John Browne's Body | — | — | — | — |
| John Halifax, Gentleman | BBC One | — | — | 5 |
| John Lennon: Murder Without a Trial | Apple TV | documentary | — | 3 |
| John Sessions's Tall Tales | — | — | — | — |
| Johnny Jarvis | BBC One | drama television series | 1 | 6 |
| Johnny's New Kingdom | — | — | — | — |
| Johnny, You're Wanted | — | — | — | — |
| Join Jim Dale | — | — | — | — |
| Joint Account | — | — | — | 16 |
| JoJo & Gran Gran | CBeebies | — | — | — |
| Joking Apart | BBC Two | sitcom | 2 | 13 |
| Jon Richardson Grows Up | Channel 4 | — | 1 | 3 |
| Jon Richardson: Ultimate Worrier | — | — | 2 | 18 |
| Jonathan Creek | BBC One | comedy drama | 4 | 27 |