Big Macintosh is a red stallion and one of the six main protagonists in My Little Pony: The Book of Golden Oak. He is the older brother of Applejack (Ashleigh Ball) and Apple Bloom (Michelle Creber), the nephew of Uncle Orange and Aunt Orange (Brian Drummond), the eldest son of Honey Blossom and Apple Cider the cousin of Babs Seed and Brae Burn (Michael Daingerfield), the ex-husband of Cheerily (Nicole Oliver), and also the eldest grandson of Granny Smith (Tabitha St. Germain). He is voiced by Peter New, who also voiced Pinkie Pie's father Mr. Pie, Jet Set, and Doctor Horse.
- Pinkie, how can you be so foolish? (spoken after defeating Pinkie in My Little Pony: Tears to Magic)
- I... I will protect Cheerily!
- I must protect my family and my friends.
- Applejack, why have you come? (spoken after defeating Applejack in My Little Pony: Tears to Magic)
- Cheerily (ex-wife)
- Applejack (younger sister)
- Apple Bloom (younger sister)
- Granny Smith (paternal grandmother)
- Grand Pear (maternal grandfather)
- Caramel (ex-brother-in-law)
- Trailblazer (brother-in-law)
- Tender Taps (brother-in-law)
- Pear Butter (mother; deceased)
- Bright Mac (father; deceased)