Milly Alcock Height, Weight, Age, Body Statistics

Milly Alcock is an Australian actress whose claim to fame has been playing the character of Meg in Upright (2019-Present) and the younger version of Princess Rhaenyra Targaryen in HBO’s prequel fantasy series, House of the Dragon (2022).

Born Name

Amelia May Alcock

Nick Name

Milly

Sun Sign

Aries

Born Place

Sydney, New South Wales, Australia

Nationality

Education

Milly studied at the Stanmore Public School in her hometown of Sydney. She was enrolled at Newtown High School of the Performing Arts, but dropped out before graduating in 2018.

Occupation

Actress

Family

• Siblings – Bert Alcock (Brother), Eddy Alcock (Brother)

Manager

Milly has been represented by –

• Management 360 (United States)
• Shanahan Management (Australia)

Net Worth

Milly’s net worth has been estimated at around $4 million, a figure that has climbed steadily since she signed on to lead DC’s Supergirl.

Build

Slim

Height

5 ft 2 in or 157.5 cm

At 5 ft 2 in, Milly Alcock is about two inches shorter than the average American woman (5 ft 4 in) and stands roughly a foot below her 6 ft 4 in DC Universe co-star David Corenswet.

Weight

51 kg or 112.5 lbs

Boyfriend / Spouse

Milly has dated –

1. Ari Kwasner-Catsi (2019) – RUMOR
2. Luca Ward (2019) – RUMOR

Race / Ethnicity

White

Hair Color

Blonde

Eye Color

Blue

Sexual Orientation

Straight

Distinctive Features

Pointed chin

Brand Endorsements

Milly has endorsed brands like –

• Cartier
• Alexander McQueen
• Cadbury
• KFC
• Woolworths
• Calvin Klein
• Victoria Beckham Beauty

Milly Alcock Favorite Things

• Movies – Little Miss Sunshine (2006), The Grand Budapest Hotel (2014)
• TV Series – White Lotus
• Characters From Game Of Thrones – Arya Stark, Sandor Clegane, or the Hound

Source – YouTube, YouTube

Milly Alcock Facts

1. She was honored with the ‘Rising Star Award 2018’ at the Casting Guild of Australia predominantly for her work in Upright.
2. Her phenomenal performance in Upright earned her a nomination in the ‘Best Comedy Performer’ category at the 10th AACTA Awards in 2020. Although she did not win, Milly set a record for being one of the youngest actors to be nominated in that particular category.
3. Her portrayal of Princess Rhaenyra Targaryen in House of the Dragon was inspired by Cate Blanchett‘s performance in Elizabeth: The Golden Age (2007) and Audrey Hepburn‘s character in Roman Holiday (1953).
4. Milly picked up the skill of horse riding while shooting for House of the Dragon.
5. She was announced to play Kara Zor-El / Supergirl in James Gunn and Peter Safran’s new DC Universe in January 2024, beating out a long list of contenders for the part.
6. Her first appearance as the character came in a brief but much-discussed scene in Superman (2025), where she stumbled into the Fortress of Solitude.
7. She played Simone DeWitt in the Netflix limited series Sirens (2025), acting alongside Julianne Moore, Meghann Fahy, and Kevin Bacon.
8. Supergirl, directed by Craig Gillespie and adapted from Tom King’s comic Supergirl: Woman of Tomorrow, opened in theaters on June 26, 2026, making Milly the first lead of a DC solo film in the rebooted universe after Superman.
9. She spent months in wire and strength training for the role and has said the physical prep was the hardest part of the job.
10. Jason Momoa appears alongside her as the bounty hunter Lobo in Supergirl, with Matthias Schoenaerts and Eve Ridley rounding out the main cast. 

Featured Image by Milly Alcock / Instagram

Frequently Asked Questions

How tall is Milly Alcock?

Milly Alcock is 5 feet 2 inches tall (157 cm). She is noticeably petite compared with many of her House of the Dragon co-stars.

How much does Milly Alcock weigh?

Milly Alcock weighs approximately 51 kg (112 lbs). She maintains a lean, athletic frame through stunt and combat training for her action roles.

How old is Milly Alcock?

Milly Alcock was born on April 11, 2000, in Sydney, Australia.

What is Milly Alcock’s net worth?

Milly Alcock’s net worth has not been officially confirmed. Her earnings come from HBO’s House of the Dragon, Netflix’s Sirens, and her lead role in the DC Universe.

What is Milly Alcock known for?

Milly Alcock is best known for playing young Rhaenyra Targaryen in HBO’s House of the Dragon. She was later cast as Kara Zor-El in DC Studios’ Supergirl film.

Is Milly Alcock dating anyone?

Milly Alcock keeps her personal life private and has not publicly confirmed a partner. She rarely discusses her relationships in interviews or on social media.

How did Milly Alcock train for Supergirl?

Milly Alcock undertook months of strength training, wire work, and fight choreography to prepare for the physical demands of playing Supergirl. She has said the goal was functional power rather than dramatic weight change.

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Last Updated: September 13, 2026 | Originally Published: January 1, 2023 | Source: Healthy Celeb