Sandra Vandroux is a French voice actress known for her extensive work in dubbing anime series and films for French-language audiences. Her career is built on a strong foundation in theater, and she has expanded her repertoire to include a wide array of roles in animation, live-action series, and voice-over for various media.

Vandroux's professional journey began in live theater during the 1990s, with performances in classic and contemporary plays under directors such as Jean Lambert Wild and Philippe Calvario. She continued to cultivate her stagecraft through numerous training workshops and master classes, a practice she maintained into the late 2010s. This background in dramatic arts informs her character work in voice acting. Her transition into dubbing and voice-over work began in the early 2000s, and she has since become a prolific figure in the French dubbing industry, regularly providing voices for characters in manga, animated series, and films.

Vandroux has built an impressive portfolio of voice roles across a diverse range of popular anime series. Among her most recognized performances are multiple characters in the series Kakegurui, where she voices both the calculating Sayaka Igarashi and the idol-obsessed Yumemi Yumemite. In the Sword Art Online franchise, she is the voice of Silica, also known as Keiko Ayano, in the main series, and she takes on the role of Llen, or Karen Kohiruimaki, in the spin-off Sword Art Online Alternative: Gun Gale Online. Her other notable anime credits include Emi Akezawa in Baki the Grappler, Maho Shiraishi in A.I.C.O. -Incarnation-, Yurika Fukahori in Kids on the Slope, and Rumiko Chie in the When They Cry - Rei series. She has also contributed to the Fate franchise, voicing both Sakura Matou and Rider in Fate/stay night and its film adaptation.

In addition to these, Vandroux's voice can be heard in a wide variety of other anime. Her credits include roles in Accel World, Angel Beats!, Deadman Wonderland, and Rosario+Vampire, among many others. She has also been active in dubbing for major streaming platforms, providing voices for the Glitter Force series, including the characters Candy and Glitter Ace, as well as for live-action series such as Black Mirror, where she voiced characters in the episodes San Junipero and Crocodile. Beyond acting, her professional profile lists skills in voice-over for commercials, documentaries, corporate films, and video games, highlighting her versatility as a vocal artist.