| Girls Aloud: Off the Record | E4 | documentary television program, reality television | — | 6 |
| Girls in Love | ITV | sitcom, children's television series | 2 | 26 |
| Girls On Top | ITV | sitcom | 2 | 13 |
| Give a Pet a Home | ITV | — | 1 | 6 |
| Give Us a Break | — | — | — | — |
| Give Us a Clue | ITV | game show | 17 | 303 |
| Gladiators | ITV | game show | — | — |
| Gladiators | — | game show | 2 | — |
| Gladiators | — | game show | — | — |
| Glitterball | ITV1 | — | — | — |
| Global | BBC News | — | — | — |
| Globe Trekker | Channel 4 | documentary film, documentary television program | 17 | 218 |
| Globo Loco | ITV | — | 13 | 23 |
| Glow Up: Britain's Next Make-Up Star | — | reality television | 3 | 24 |
| Glue | E4 | drama television series, teen drama television | 1 | 8 |
| GMT | BBC News | — | — | — |
| GMTV News | GMTV | — | — | — |
| Gnostics | Channel 4 | documentary television program | 1 | 4 |
| Go Back to Where You Came From | — | — | — | — |
| Go for It | — | game show | 1 | 7 |
| Go Jetters | CBeebies | children's television series | 3 | 154 |
| Go With Noakes | BBC One | children's television series | 6 | 31 |
| Goal - Speak English, Play Football | — | — | 1 | 13 |
| God Shave the Queens | — | — | — | — |
| God's Gift | ITV | game show | 2 | 73 |
| God's Wonderful Railway | — | children's television series | — | — |
| Gods in the Sky | — | — | — | — |
| Gogglebox | Channel 4 | documentary television program | 4 | 41 |
| Gogs | British Broadcasting Corporation, S4C | — | 2 | 13 |
| Going A Bundle | Southern Television | children's television series | — | — |
| Going for a Song | — | — | — | — |
| Going for Gold | BBC One | game show | 10 | 703 |
| Going Straight | BBC One | sitcom | — | 6 |
| Going, Going, Gone | — | — | — | — |
| Gok Cooks Chinese | Channel 4 | — | 1 | 6 |
| Gold Fever | — | documentary film | — | — |
| Golden Balls | ITV1 | game show | 6 | 288 |
| Golden Pennies | — | — | — | — |
| Golden Years | — | sitcom | — | — |
| Goldie’s Oldies | Nickelodeon | — | — | — |
| Gone | ITV1 | crime television series, drama television series | 1 | 6 |
| Gone to Seed | — | — | — | 6 |
| Gone to the Dogs | — | drama television series | — | — |
| Good Girl | ITV Yorkshire | — | — | 6 |
| Good Morning Britain | ITV | — | 4 | 1,990 |
| Good Morning Britain | TV-am | — | — | — |
| Good Morning with Anne and Nick | BBC One | — | 4 | 600 |
| Good Omens | BBC Two, Amazon Prime Video | fantasy television series | 3 | 13 |
| Goodbye Again | — | — | — | — |
| Goodbye Cruel World | BBC One | — | — | 3 |
| Goodbye, Mr Kent | — | — | 1 | 7 |
| Goodness Gracious Me | BBC Radio 4, BBC Two | radio comedy, comedy television series | 3 | 20 |
| Goodnight and God Bless | — | — | — | — |
| Goodnight Sweetheart | BBC One, British Broadcasting Corporation | sitcom, science fiction television series | 6 | 58 |
| Gophers! | Channel 4 | children's television series | 1 | 13 |
| Gordon Behind Bars | Channel 4 | reality television, cooking show | 1 | 4 |
| Gordon Ramsay's Bank Balance | BBC One | game show | — | — |
| Gordon Ramsay's Future Food Stars | — | — | — | 16 |
| Gordon Ramsay's Home Cooking | — | — | — | — |
| Gordon Ramsay's Ultimate Cookery Course | Channel 4 | cooking show | 1 | 20 |