You might recognize her as the young Jane Tennison in Prime Suspect 1973, but Stefanie Martini’s career stretches far beyond that breakout role. Born on 6 October 1990 in Bristol, England, according to TV Guide (entertainment database), she trained at the Royal Academy of Dramatic Art before landing roles in Doctor Thorne, Emerald City, and The Last Kingdom. This article separates well-sourced career facts from personal details that remain private.

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Born: 6 October 1990 · Nationality: English · Notable Role: Prime Suspect 1973 (ITV, 2017) · Education: RADA (BA Hons in Acting, 2015) · Height: Approx. 5 ft 5 in (165 cm)

Quick snapshot

1Confirmed facts
2What’s unclear
  • Current relationship status
  • Net worth
  • Exact, officially verified height
3Timeline signal
4What’s next
  • Continuing acting career; personal life kept private

Six facts at a glance about Stefanie Martini, drawn from multiple verified sources:

Full name Stefanie Martini (Wikidata (structured data repository))
Date of birth 6 October 1990 (TV Guide (entertainment database))
Nationality English (IMDb (film and TV database))
Education RADA (BA Hons Acting, 2015) (Briefscape.uk (online biography))
Height Approx. 5 ft 5 in (165 cm) (KinoPoisk (Russian film database))
Known for Prime Suspect 1973 (Apple TV (streaming platform))

The pattern: every confirmed fact in this table traces back to at least one named source, while personal details like net worth remain conspicuously absent.

What nationality is Stefanie Martini?

Stefanie Martini is English. Multiple authoritative sources confirm her birthplace as Bristol, United Kingdom. TV Guide (entertainment database) lists her nationality as English, and IMDb (film and TV database) records her as born in England, United Kingdom. Pantheon.World (biographical archive) also describes her as a British actress. Her education at the Royal Academy of Dramatic Art in London further aligns with that background.

The implication: her nationality is consistently documented across tier-2 and tier-3 sources, leaving little ambiguity.

Is Stefanie Martini in a relationship?

Stefanie Martini keeps her personal life mostly private, but limited public information exists. According to Wikipedia (user-edited encyclopedia), she came out as bisexual in an Instagram post on 26 June 2021. On 1 January 2022, she publicly announced a relationship with El Wood, also via Instagram. Since then, no further updates about her relationship status have been shared. She has not confirmed any marriage or engagement.

The upshot

Martini has made two specific public disclosures about her personal life, but she continues to avoid ongoing commentary — a deliberate boundary that her fans generally respect.

The pattern: she is willing to share identity milestones but not day-to-day relationship updates.

How tall is Stefanie Martini?

No official, primary-source document (such as a passport or medical record) has been published for Stefanie Martini’s height. The most cited figure comes from KinoPoisk (Russian film database), which lists 1.68 m (approximately 5 ft 6 in). Other online sources round to 5 ft 5 in (165 cm). Because these are secondary estimates, they should be treated with caution.

The catch: without a direct measurement from a medical or government source, fans searching for her exact height can only rely on approximates.

What are Stefanie Martini’s most notable roles?

Stefanie Martini’s leading role as young DCI Jane Tennison in ITV’s Prime Suspect 1973 (2017) remains her highest-profile credit, per Apple TV (streaming platform). She also appeared in the period drama Doctor Thorne (2016) and the fantasy series Emerald City (2017). Her film work includes the Agatha Christie adaptation Crooked House (2017). She played a role in the historical drama The Last Kingdom, opposite actors like Lucy Briers and other British screen veterans.

Similar British actresses, such as Kristin Scott Thomas, have built decades-long careers in period drama; Martini is still in the early stages of that path.

Why this matters: her filmography shows a clear trajectory from RADA stage training to prestige British television, positioning her as an emerging talent in the UK drama landscape.

The trade-off

Martini’s career has grown steadily, but her small-screen focus means she has not yet crossed over into major Hollywood film roles — a choice that keeps her anchored in the British drama ecosystem.

Timeline

  • 1990 — Born in England (TV Guide (entertainment database))
  • 2015 — Graduated RADA with BA Hons in Acting (Briefscape.uk (online biography))
  • 2016 — Role in Doctor Thorne (Wikipedia (open encyclopedia))
  • 2017 — Lead role in Prime Suspect 1973 (Wikipedia (open encyclopedia))
  • 2017 — Role in Emerald City (Wikipedia (open encyclopedia))
  • 2017 — Appeared in Crooked House (Wikipedia (open encyclopedia))
  • 2021 — Came out as bisexual on Instagram (Wikipedia (open encyclopedia))
  • 2022 — Announced relationship with El Wood (Wikipedia (open encyclopedia))

What we know vs. what we don’t

Confirmed facts

  • English nationality (IMDb (film and TV database))
  • Born 6 October 1990 (Wikipedia (open encyclopedia))
  • Graduate of RADA (Briefscape.uk (online biography))
  • Lead in Prime Suspect 1973 (Apple TV (streaming platform))
  • Appeared in Doctor Thorne, Emerald City, Crooked House, The Last Kingdom (Wikipedia (open encyclopedia))

What remains unclear

  • Current relationship status (beyond 2022 announcement)
  • Net worth (no verified figures exist)
  • Exact height (only third-party estimates available)
  • Future projects (no announced productions)

Quotes about Stefanie Martini

Stefanie Martini (born 6 October 1990) is an English actress, known for her leading role in ITV’s 2017 production Prime Suspect 1973.

— Wikipedia (open encyclopedia)

Actor. Is not (and has never been) called Lorna Michelle.

— Stefanie Martini’s Instagram bio (personal social media account)

The second quote, from her own Instagram profile, addresses a common mix-up with a similarly named person — a useful correction for fans and journalists alike.

For fans of British crime drama, the choice is clear: watch Prime Suspect 1973 to see Martini’s breakout performance, or miss one of ITV’s strongest prequels — there’s no middle ground.

Additional sources

de.wikipedia.org, pl.wikipedia.org, ru.wikipedia.org, fr.wikipedia.org

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Frequently asked questions

What is Stefanie Martini’s most famous role?

Her leading role as young DCI Jane Tennison in Prime Suspect 1973 (2017).

Where did Stefanie Martini study acting?

At the Royal Academy of Dramatic Art (RADA), graduating in 2015 with a BA (Hons) in Acting.

Has Stefanie Martini won any awards?

No major award wins are recorded in available databases.

What is Stefanie Martini’s height in feet?

Approximately 5 ft 5 in (165 cm) according to third-party estimates.

Is Stefanie Martini active on social media?

Yes, she has a public Instagram account (@stefaniemartini) where she occasionally shares personal updates.

What is Stefanie Martini’s net worth in 2025?

Net worth has not been publicly disclosed; any figures online are speculative.

Did Stefanie Martini appear in Game of Thrones?

No — she has not appeared in Game of Thrones. This is a common confusion with other actresses.

What role did Stefanie Martini play in The Last Kingdom?

She appeared in the series, but the specific character is not widely documented; IMDb credits her as a minor role.