Question: Seven of Nine is portrayed by which German actress?

Context paragraphs:
Tanya Alexander: Tanya Alexander is the name of a semi-recurring character on the United Kingdom science fiction television series "".  The role was portrayed by German actress Suzanne Roquette.

Seven of Nine: Seven of Nine (born Annika Hansen) is a fictional character who appears in seasons through seven of the American science fiction television series "".  Portrayed by Jeri Ryan, she is a former Borg drone who joins the crew of the Federation starship "Voyager".  Her full Borg designation is Seven of Nine, Tertiary Adjunct of Unimatrix Zero One.  The character Seven of Nine arrived just as the character Kes was leaving, and was intended to introduce a foil to Captain Kathryn Janeway in a similar manner as Spock in "".

Sandra Hüller: Sandra Hüller (born April 30, 1978) is a German actress.  She gained critical praise for her portrait of Anneliese Michel in Hans-Christian Schmid's drama "Requiem," and is best known internationally for her starring role in Maren Ade's comedy "Toni Erdmann."  Hüller is one of the era-defining German actresses of her generation.  Besides Julia Jentsch and Nina Hoss, she is the only German actress to win both the European film award and the Silver Bear for Best Actress, top honors of the European Film Academy and Berlin Film Festival, respectively, in the 21st century.

Susanne Uhlen: Susanne Uhlen (b. January 17, 1955 in Potsdam, Germany) is a German actress.  She is the daughter of actor Wolfgang Kieling, best known as being the voice of "Bert", of the "Sesame Street" duo Bert and Ernie, and German actress Gisela Uhlen, niece to German actor Max Schreck of "Nosferatu" fame.

Jeri Ryan: Jeri Lynn Ryan (born Jeri Lynn Zimmermann; February 22, 1968) is a German actress best known for her role as the Borg Seven of Nine on "", for which she was nominated four times for a Saturn Award and won in 2001.

Hanna Schygulla: Hanna Schygulla (born 25 December 1943) is a German actress and chanson singer.  Long associated with the theater and film director Rainer Werner Fassbinder, for whom she first worked in 1965, she is generally considered the most prominent German actress of the New German Cinema.  She won the 1979 Berlin Silver Bear for Best Actress for Fassbinder's "The Marriage of Maria Braun", and the 1983 Cannes Film Festival Award for Best Actress for the Marco Ferreri film "The Story of Piera".

Marion Michael: Marion Michael (17 October 1940 – 13 October 2007) was a German film actress and singer.  She was best known for her role in the 1956 film, "Liane, Jungle Goddess".  She was also the second German actress to appear nude on film, after Hildegard Knef when she starred in the German film "The Sinner" in the 1950s.

Johanna von Koczian: Johanna von Koczian (born 30 October 1933) is a German actress.  She grew up in Salzburg, Austria, where actor Gustaf Gründgens offered her a role at the Salzburg Festival.  She later portrayed Anne Frank at the Schiller theater in Berlin, but her breakthrough in cinema was her role in the 1957 remake of "Victor and Victoria".  She has appeared in 60 films and television shows since 1955.  She starred in the film "The Marriage of Mr. Mississippi", which was entered into the 11th Berlin International Film Festival.

Friederike Caroline Neuber: Friederike Caroline Neuber, née Friederike Caroline Weissenborn, also known as Friedericke Karoline Neuber, Frederika Neuber, Karoline Neuber, Carolina Neuber, Frau Neuber, and Die Neuberin, (9 March 1697 in Reichenbach im Vogtland – 30 November 1760 near Dresden), was a German actress and theatre director.  She is considered one of the most famous actresses and actor-managers in the history of the German theatre, "influential in the development of modern German theatre."  Neuber also worked to improve the social and artistic status of German actors and actresses, emphasizing naturalistic technique.  During a time when theatrical managers in Germany were predominantly men, Caroline Neuber stands out in history as a remarkably ambitious women who, during her 25-year career, was able to alter theatrical history, elevating the status of German theatre alongside of Germany's most important male theatrical leaders at the time, such as "her actor-manager husband Johann, the popular stage fool Johann Müller, the major actor of the next generation Johann Schönemann, the multi-talented newcomer Gotthold Ephraim Lessing, and principally, their de facto Dramaturg, Johann Gottsched."

Greta Schröder: Greta Schröder (27 June 1892 – 13 April 1967 or 8 June 1980) was a German actress.  She is best known for the role of Thomas Hutter's wife and Count Orlok's victim in the 1922 silent film "Nosferatu".  In the fictionalized 2000 film, "Shadow of the Vampire", she is portrayed as having been a famous actress during the making of "Nosferatu", but in fact she was little known.  The bulk of her career was during the 1920s, and she continued to act well into the 1950s, but by the 1930s her roles had diminished to only occasional appearances.  Following a failed marriage with struggling actor Ernst Matray, she was married to actor and film director Paul Wegener until his death in 1948.

Supporting paragraphs: Seven of Nine Jeri Ryan
Answer: Jeri Lynn Ryan