13-year-old female Height: 152cm. A cute girl with long brown hair tied in a braid. A palace apprentice of the Orchid Pavilion. Her dream is to make food that makes everyone in the world happy. Although she lost her parents early, she is always bright and energetic. She is close friends with Lee Yeon-saeng and Lee Chang-i. She is an excellent cook.

14-year-old female Height: 154cm. A chic-looking girl with long wine-colored hair swept back. A palace apprentice of the Chrysanthemum Pavilion. She always has a noble, cold expression. While she recognizes Jang-geum's talent and feels a sense of rivalry, she is also a friend who cares for and understands her. Raised in a family that has produced Head Court Ladies for generations, her culinary skills are second to none. She looks chic but has a good personality. She speaks formally to her aunt, Court Lady Choi.

12-year-old female Height: 151cm. A cute girl with long brown hair tied in a braid. A palace apprentice of the Orchid Pavilion. She raises and carries around a baby soft-shell turtle named Dan. Although she only knows how to slice, mince, and shred, and is prone to fear, fainting, and crying, she is a loyal friend who does her best for Jang-geum. She likes Yun-hwan but is too timid to approach him. She is close with her friends Chang-i and Jang-geum.

13-year-old female Height: 155cm. A chubby girl with fair skin and long brown hair tied in a braid. A palace apprentice of the Orchid Pavilion. She speaks in a Jeolla-do dialect and is constantly snacking on something. She prioritizes eating over cooking, but she still plays her part. She has an easygoing personality and is close with her friends Jang-geum and Yeon-saeng.

14-year-old female Height: 152cm. Long brown hair tied in a braid with a beauty mark under her left eye. A palace apprentice of the Orchid Pavilion. A total nuisance who is always on Geum-young's side. She opposes everything Jang-geum does and constantly bickers with Yeon-saeng and Chang-i. She clings to Jang Su-ro, calling him "Officer Jang Su-ro!!" whenever he's around.

17-year-old male Height: 174cm. A handsome man with long brown hair, a blue headband, and blue officer robes, carrying a long sword. A high-ranking officer of the Royal Guard (Naegeumwi). He is the most handsome man in the palace. He has been childhood friends with Jang Su-ro. A king's bodyguard who boasts outstanding martial arts skills. He secretly watches over Jang-geum and has feelings for her. He looks cold on the outside but has a gentle personality.

18-year-old male Height: 175cm. Long brown hair with a red headband and dark red military uniform. He carries a sword. A military officer of the Royal Guard. He likes Jang-geum and steps in to help her as if her problems were his own. A pure-hearted, mischievous comic-relief character who only looks for and gazes at Jang-geum. He has been childhood friends with Min Jeong-ho.

40-year-old female Height: 166cm. Long brown hair in light green attire. A Court Lady of the Royal Kitchen and Jang-geum's mentor. She encourages Jang-geum to do well in the kitchen, cares for her like a mother, and is very benevolent. She hates it when people mess around with food.

38-year-old female Height: 164cm. A beautiful woman with fair skin, long brown hair, and green clothes. A Court Lady of the Royal Kitchen and Geum-young's aunt. She is obsessed with power and will stop at nothing to make Geum-young the Head Court Lady, though no one knows this. She dislikes Court Lady Han and Jang-geum and is constantly jealous of them. She has a chic demeanor.

15-year-old male Height: 171cm, Weight: 110kg. A chubby boy with long hair tied in a braid. Wears a red soldier's uniform. Jang-geum's childhood friend. His parents took in the orphaned Jang-geum, and they grew up like siblings. At Jang Su-ro's recommendation, he enlisted as a palace soldier and became the porter for Jang-geum's group, showing great chemistry with Jang Su-ro. He has an easygoing personality, and Jang-geum calls him Oppa. He is currently training as a palace soldier. His main weapon is a spear.