Hayden Panettiere and Wladimir Klitschko welcome baby girl

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Hayden Panettiere and Wladimir Klitschko welcome baby girl
Hayden Panettiere arrives at the 66th Primetime Emmy Awards at the Nokia Theatre L.A. Live on Monday, Aug. 25, 2014, in Los Angeles. (Photo by Danny Moloshok/Invision for the Television Academy/AP Images)
Hayden Panettiere arrives at the 66th Primetime Emmy Awards at the Nokia Theatre L.A. Live on Monday, Aug. 25, 2014, in Los Angeles. (Photo by Danny Moloshok/Invision for the Television Academy/AP Images)
Actress Hayden Panettiere arrives on the red carpet for the 66th Emmy Awards, August 25, 2014 at Nokia Theatre in Los Angeles, California. AFP PHOTO / Frederic J. Brown (Photo credit should read MARK RALSTON/AFP/Getty Images)
LOS ANGELES, CA - AUGUST 25: 66th ANNUAL PRIMETIME EMMY AWARDS -- Pictured: Actress Hayden Panettiere arrives to the 66th Annual Primetime Emmy Awards held at the Nokia Theater on August 25, 2014. (Photo by Jason Kempin/NBC/NBC via Getty Images)
Actress Hayden Panettiere arrives on the red carpet for the 66th Emmy Awards, August 25, 2014 at Nokia Theatre in Los Angeles, California. AFP PHOTO / Frederic J. Brown (Photo credit should read MARK RALSTON/AFP/Getty Images)
LOS ANGELES, CA - AUGUST 25: E! LIVE FROM THE RED CARPET -- Pictured: (l-r) Actress Hayden Panettiere and TV personality Giuliana Rancic visit E! 'Live From The Red Carpet' at the 66th Annual Primetime Emmy Awards held at the Nokia Theater on August 25, 2014. (Photo by Imeh Akpanudosen/NBC/NBC via Getty Images)
LOS ANGELES, CA - AUGUST 25: Actress Hayden Panettiere attends the 66th Annual Primetime Emmy Awards held at Nokia Theatre L.A. Live on August 25, 2014 in Los Angeles, California. (Photo by Frazer Harrison/Getty Images)
NASHVILLE - 'You're Lookin' At Country' - It's country music's biggest night of the year at the 48th Annual CMA Awards in Nashville. Up for a total of 11 awards between them, Rayna and Luke's evening begins with an unfortunate hitch when Rayna stumbles upon Luke's pre-nuptial agreement documents, causing for some friction between them. Later, Avery's parents are in town for the show as Avery is nominated for a CMA Award. What should be a lovely reunion takes a turn when Avery introduces them to Juliette. Meanwhile, Gunnar and Zoey's relationship is tested and Deacon and Scarlett watch the awards from home, on 'Nashville,' WEDNESDAY, NOVEMBER 19 (10:00-11:00 p.m., ET) on the ABC Television Network. (Mark Levine/ABC via Getty Images) FRANCINE LOCKE, HAYDEN PANETTIERE
NASHVILLE - 'You're Lookin' At Country' - It's country music's biggest night of the year at the 48th Annual CMA Awards in Nashville. Up for a total of 11 awards between them, Rayna and Luke's evening begins with an unfortunate hitch when Rayna stumbles upon Luke's pre-nuptial agreement documents, causing for some friction between them. Later, Avery's parents are in town for the show as Avery is nominated for a CMA Award. What should be a lovely reunion takes a turn when Avery introduces them to Juliette. Meanwhile, Gunnar and Zoey's relationship is tested and Deacon and Scarlett watch the awards from home, on 'Nashville,' WEDNESDAY, NOVEMBER 19 (10:00-11:00 p.m., ET) on the ABC Television Network. (Mark Levine/ABC via Getty Images) HAYDEN PANETTIERE
LOS ANGELES, CA - AUGUST 25: 66th ANNUAL PRIMETIME EMMY AWARDS -- Pictured: Actress Hayden Panettiere speaks on stage during the 66th Annual Primetime Emmy Awards held at the Nokia Theater on August 25, 2014. (Photo by Mark Davis/NBC/NBC via Getty Images)
LOS ANGELES, CA - AUGUST 25: 66th ANNUAL PRIMETIME EMMY AWARDS -- Pictured: (l-r) Actresses Hayden Panettiere and Uzo Aduba speak on stage during the 66th Annual Primetime Emmy Awards held at the Nokia Theater on August 25, 2014. (Photo by Mark Davis/NBC/NBC via Getty Images)
LOS ANGELES, CA - AUGUST 25: 66th ANNUAL PRIMETIME EMMY AWARDS -- Pictured: Actress Hayden Panettiere poses backstage during the 66th Annual Primetime Emmy Awards held at the Nokia Theater on August 25, 2014. (Photo by Christopher Polk/NBC/NBC via Getty Images)
LOS ANGELES, CA - AUGUST 25: 66th ANNUAL PRIMETIME EMMY AWARDS -- Pictured: (l-r) Actress Hayden Panettiere and director Gail Mancusok, winnner of the award for Outstanding Directing for a Comedy Series, pose backstage during the 66th Annual Primetime Emmy Awards held at the Nokia Theater on August 25, 2014. (Photo by Christopher Polk/NBC/NBC via Getty Images)
LOS ANGELES, CA - AUGUST 25: Actress Hayden Panettiere attends the 66th Annual Primetime Emmy Awards held at the Nokia Theatre L.A. Live on August 25, 2014 in Los Angeles, California. (Photo by Michael Buckner/Getty Images for Audi)
LOS ANGELES, CA - AUGUST 25: Actress Hayden Panettiere attends the 66th Annual Primetime Emmy Awards held at Nokia Theatre L.A. Live on August 25, 2014 in Los Angeles, California. (Photo by Frazer Harrison/Getty Images)
EXCLUSIVE - Hayden Panettiere, left, and Uzo Aduba speak in the green room at the 66th Primetime Emmy Awards at the Nokia Theatre L.A. Live on Monday, Aug. 25, 2014, in Los Angeles. (Photo by Danny Moloshok/Invision for the Television Academy/AP Images)
Hayden Panettiere presents the award for outstanding directing for a comedy series on stage at the 66th Annual Primetime Emmy Awards at the Nokia Theatre L.A. Live on Monday, Aug. 25, 2014, in Los Angeles. (Photo by Chris Pizzello/Invision/AP)
IMAGE DISTRIBUTED FOR THE TELEVISION ACADEMY - EXCLUSIVE - Hayden Panettiere poses in the green room at the 66th Primetime Emmy Awards at the Nokia Theatre L.A. Live on Monday, Aug. 25, 2014, in Los Angeles. (Photo by Danny Moloshok/Invision for the Television Academy/AP Images)
Actress Hayden Panettiere, left, and director Gail Mancuso backstage at the 66th Primetime Emmy Awards at the Nokia Theatre L.A. Live on Monday, Aug. 25, 2014, in Los Angeles. (Photo by Todd Williamson/Invision for the Television Academy/AP Images)
Hayden Panettiere arrives at the 66th Annual Primetime Emmy Awards at the Nokia Theatre L.A. Live on Monday, Aug. 25, 2014, in Los Angeles. (Photo by Jordan Strauss/Invision/AP)
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Hayden Panettiere gave birth to her baby girl with Wladimir Klitschko.

Panettiere welcomed Kaya Klitschko with her fiance on Tuesday, Dec. 9, People confirms. Kaya reportedly weighed 7 lbs., 14 oz. and measured 20 inches.

The new parents told People, "We are over the moon and madly in love!"

Panettiere first confirmed she was pregnant through the ALS Ice Bucket challenge and revealed that she was having a girl at the 66th Primetime Emmys.

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Hayden Panettiere Pregnant Ice Bucket
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PHOTOS: Hayden Panettiere Wears Tiny Bikini While Pregnant

This is the first child for the Nashville star, 25, and her 38-year-old boxer beau.

NEWS: Hayden Panettiere: 'I Was Born to Be A Mother'

Panettiere and Klitschko got together in 2009, but split in 2011 after two years of dating. They later rekindled their romance and confirmed their engagement in the Spring of 2013.

That same year, Panettiere opened up to Glamour about wanting to start a family. She said, "I've lived a very big life, and I don't feel my age, and I feel like I was born to be a mother."

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