Cristina Danielle Valenzuela (born July 11, 1987), known professionally as Cristina Vee, is an American voice actress and singer. She is known for her work in video games and English dubs of anime.

Vee was born Cristina Danielle Valenzuela in Los Angeles on July 11, 1987. She has Lebanese, Mexican (Tepehuán), and Spanish ancestry. She grew up in Norwalk, California, where she attended public school. One of her early interests was music, and she participated in the Norwalk All City band in middle school and high school. Her classmates called her "Sailor Moon Girl" due to her passion for acting and animation, and she co-founded John Glenn High School's anime club.

Vee studied theatre arts and graduated from California State University at Long Beach in 2007. She struggled with her mental health during college and later said, "Even though I loved studying theater and performing in shows, college was a really hard time for me. Because of depression and panic attacks, there were a couple of years where it was extremely hard for me to go to classes."

Vee originally wanted to become an animator, but was inspired to become a voice actor at the age of 12 after watching Sailor Moon. By 16, she had accumulated four years of voice acting for amateur online projects. She attended Anime Expo multiple times as a fan and participated in their AX Idol voice-over contest. In 2004, she joined a voice-over panel where she controlled some of the equipment and was given a card from Wendee Lee to audition for several shows with Bang Zoom! Entertainment, including Samurai Champloo. Her first major role was Kanaria in Rozen Maiden. In 2008, she voiced the title character in Aika R-16: Virgin Mission, Louise in The Familiar of Zero, and Nanoha in Magical Girl Lyrical Nanoha. She portrayed the live-action Haruhi Suzumiya in the promotional videos for the second The Melancholy of Haruhi Suzumiya series, and performed as her at various events.

In 2011, she voiced the shy bassist Mio Akiyama in the school music comedy K-On! and Nagisa Saitō in the comedy Squid Girl. That year, she starred in the anime feature film Tekken: Blood Vengeance as Alisa Bosconovitch, attending American anime conventions with the Japanese writer Dai Satō to promote the film. In 2012, she voiced Homura Akemi in Puella Magi Madoka Magica. In 2013, she voiced Princess Yo in Nura: Rise of the Yokai Clan and Red Hood in the Ikki Tousen series. In 2014, she voiced Morgiana in Magi: The Labyrinth of Magic and the Honoka sisters in Knights of Sidonia. She was chosen to voice Sailor Mars in Viz's re-dub of Sailor Moon and the new Sailor Moon Crystal series. Vee described her voicing of Rei as different in Crystal because her character is more serious and regal compared to her character in the original series.

In 2015, she voiced Noel Vermillion in BlazBlue Alter Memory, Compa in Hyperdimension Neptunia: The Animation, and Hawk in The Seven Deadly Sins, the last of which was released as a Netflix original series. In 2016, she provided the voice of Killua Zoldyck in the Viz Media English dub of the 2011 anime adaptation of Hunter × Hunter. In 2021, she voiced Vivy in the Bang Zoom! Entertainment English dub of the original anime series Vivy: Fluorite Eye's Song. In 2025, she voiced Stocking in the Pixelogic Media dub of Panty & Stocking with Garterbelt, replacing Monica Rial from the Funimation dub.

Vee has been involved in several animation projects. In March 2012, she started a Kickstarter crowdfunding campaign to produce an animated music video in conjunction with Cybergraphix Animation and Studio APPP. The main character of the video, "Cristina Veecaloid", was designed by Skullgirls creative director Alex Ahad, Her character was later named Milky and was made into an iOS game called Veecaloid Pop released in 2015. In 2012, Vee was involved in voice casting and directing the Skullgirls video game and web series. The game was nominated at the 40th Annie Awards. In 2015, Vee began voicing Marinette Dupain-Cheng/Ladybug in the English dub of the animated series Miraculous: Tales of Ladybug & Cat Noir. The show premiered on Nickelodeon in December 2015, and has aired six seasons and five specials on Netflix and now Disney+ and Disney Channel. Executive producer Jared Wolfsen said that Vee and the other English dub voice actors brought a lot of energy to their characters, and that Vee herself is just like Ladybug – sweet and kind, and so fun to watch. In 2021 and 2024, Vee voiced Verosika Mayday in the animated web series Helluva Boss, starring in the episodes "Spring Broken", "Ozzie's" and "Apology Tour".

In June 2023, it was announced that she would voice Tere and Toñita in the animated series Primos, which premiered in July 2024 on Disney Channel.