Question: Who is the main character of The Princess and the Frog?

Context paragraphs:
Gunston Street: Gunston Street is a weekly comic strip that is written and illustrated by Basil Zaviski.  The main character Phil, is based on Basil's father Phillip Zaviski, who served with Basil in the same National Guard Unit for over 7 years.  Although the main character is based on his father, the strips are that of Basil Zaviski's experiences.  The heavy leaning storyline of the main character "Phil" tends to focus on the life and times of your average Army National Guardsman and their daily struggles with deployments, family and combat.

Merida (Disney): Princess Merida of DunBroch (Scottish Gaelic: Mèrida) is the main character from the 2012 Disney Pixar film "Brave".  Merida was added to the Disney Princess line-up as the 11th Princess and the first Pixar character to receive the honor on May 11, 2013.  Merida is also the main character of the games "Brave" and "".  Merida also is a playable character in the "Disney Infinity" Franchise, first appearing in "Disney Infinity 2.0."

Frog and the Birdsong: Frog and the Birdsong (Dutch: ""Kikker en het vogeltje"") is a 1991 children's book by Dutch author and illustrator Max Velthuijs.  It is one of the books in the "Frog" series.  The main character, Frog, finds a dead bird, and with the help of his friends investigates death and buries the bird, after which funerary games lead to insight on life.  The book won the 1992 "Gouden Griffel" and is frequently used in classrooms and therapeutic settings to teach children how to cope with death.

The Princess and the Frog: The Princess and the Frog is a 2009 American animated musical film produced by Walt Disney Animation Studios and released by Walt Disney Pictures.  The 49th Disney animated feature film, the film is loosely based on the novel "The Frog Princess" by E. D. Baker, which is in turn based on the Brothers Grimm fairy tale "The Frog Prince".  Written and directed by Ron Clements and John Musker, the film features an ensemble voice cast that stars Anika Noni Rose, Bruno Campos, Keith David, Michael-Leon Wooley, Jennifer Cody, and Jim Cummings, with Peter Bartlett, Jenifer Lewis, Oprah Winfrey, Terrence Howard, and John Goodman.  Set in 1920s New Orleans, the film tells the story of a hardworking waitress named Tiana who dreams of owning her own restaurant.  After kissing a prince who has been turned into a frog by an evil voodoo sorcerer, Tiana becomes a frog herself and must find a way to turn back into a human before it is too late.

The Frog Prince, Continued: The Frog Prince, Continued (ISBN  ) by Jon Scieszka (illustrated by Steve Johnson) is a picture book parody "sequel" to the tale of The Frog Prince, in which a princess kisses a frog which then turns into a prince.  It was first published in 1991.

The Princess and the Frog (soundtrack): The Princess and the Frog: Original Songs and Score is the soundtrack of the 2009 Disney animated film "The Princess and the Frog".  It was released by Walt Disney Records on November 23, 2009, just a day before the limited release of the film in New York City and Los Angeles.  It contains ten original songs and seven score pieces, all but one of which were composed, arranged and conducted by composer Randy Newman.  "Never Knew I Needed" was written and performed by Ne-Yo.  The song had an accompanying music video which featured rotation on Disney Channel.  The song was also sent to rhythmic radio on October 27, 2009.  The songs are performed by various artists most of which lend their voices to characters in the film.  The score features African-American-influenced styles including jazz, zydeco, blues and gospel.

E. D. Baker: Elizabeth Dawson Baker is an American children's novelist probably best known for writing the book "The Frog Princess", on which the 2009 Disney film "The Princess and the Frog" is partly based.  That book has also inspired a series of eight additional books based on that novel.

The Frog Princess (novel): The Frog Princess is a children's novel by E. D. Baker, first published in 2002.  The 2009 Disney animated musical feature film, "The Princess and the Frog", is loosely based on this novel.

Tiana (Disney): Tiana is a fictional main character who appears in Walt Disney Pictures' 49th animated feature film "The Princess and the Frog" (2009).  Created by directors Ron Clements and John Musker and animated by Mark Henn, Tiana is voiced by Anika Noni Rose as an adult, while Elizabeth M. Dampier voices the character as a child.

Rob Edwards (screenwriter): Rob Edwards (born June 22, 1963) is an American television and feature film screenwriter and producer.  His writing includes the Disney animated feature films "Treasure Planet" and "The Princess and the Frog", both of which were nominated for the Academy Award for Best Animated Feature.  In 2009, along with Ron Clements and John Musker, Edwards was awarded the Best Screenplay award from the African-American Film Critics Association for "The Princess and the Frog."

Supporting paragraphs: The Princess and the Frog Tiana (Disney)
Answer: Tiana