Characters in How to Seize a Dragon's Jewel

Hiccup Horrendous Haddock III

Also in Hiccup, How to Train Your Dragon, How to Speak Dragonese, How to Cheat a Dragon's Curse, How to Twist a Dragon's Tale, Hero's Guide to Deadly Dragons, How to Break a Dragon's Heart, How to Steal a Dragon's Sword, How to fight a dragon's fury

Snotlout

Also in How to Train Your Dragon, How to Betray a Dragon's Hero

Gobber the Belch

Also in How to Train Your Dragon, How to Twist a Dragon's Tale

Valhallarama

Also in How to Train Your Dragon

The Wicked Witch Excellinor