Lee Il-hwa

Han Hye-ra / Han Young-sun

Jang Soo-yeon

Jang Moon-hee

Anna Kim Kang Se-jung as Kim Ji-young (who became Anna Kim after her accident) (cameo eps. 1 and 6)

Queen Dowager

Yoon Soo-hui / Seo Ji-sook

Kim Ho-ran, Ji Eun-soo's former mother-in-law. She is the CEO of DO Cosmetics who is known for her philanthropy and connections.

Gong Eun-young / Lee Sol

Oh Yun-hee

Jung Hwa-young- Taeyang's biological mother

Joo Young-ae

Eun-haeng's mother

Go Gang-sook

Il-hwa is a kind woman who spends much of her time with the other moms and caring for her family. She worries about her children and husband and shows much of her care by cooking massive quantities of food to share with her family and the neighbourhood.

Han Jung-hye, Hye-jin's mother who also treats Ha-ri like her own daughter too.

Kang Min-ha

Go Tae-hee (48)

Lady Kang, later Queen Sindeok

Kwang-suk's mother (ep. 16)

Han Sun-young, Se-mi's mother

Na In-sook

Hong Ahn-shim

Choi Myung-joo

Park Cho-rong as young in 1968 (ep. 9)

Song Ji-young

Moon Jung-won (Jung-ho's sister)

Lee Jung-joo (ep9)

Ha Jung-ran, bar owner

Ra-yi's mother

Cameo

Maeng Geum-hee (Hae-bin's stepmother)

Mrs Han, Gyeom's mother

Jo Yong-hee (doctor, Ki-jeok's old classmate)

Princess Suchun, King Chungsuk's half sister