With the Saturday birth of fraternal twins Knox Léon and Vivienne Marcheline, Angelina Jolie and Brad Pitt join the group of celebrity parents welcoming two (and three!) babies at once. Here's our rundown of celebrity parents of multiples:

• Diane Farr awaits twin daughters, arriving this fall.
• Dancing With the Stars pro Tony Dovolani and his wife expect boy/girl twins in late August.
• Coldplay drummer Will Champion welcomed fraternal twins Juno and Rex in May.
• Director Rob Cohen welcomed triplets -- Zoe, Jasi and Sean -- in March.
• Jennifer Lopez and Marc Anthony welcomed fraternal twins Emme Maribel and Maximilian David in February.
• Basketball coach Brenda Frese gave birth to fraternal twin sons Markus William and Tyler Joseph in February.
• Golfer Frank Lickliter welcomed twin sons Steele and Storm in January.

Click below for pre-2008 multiples!

• Dennis Quaid welcomed fraternal twins Thomas Boone and Zoe Grace in November.
• Nancy Grace delivered fraternal twins John David and Lucy Elizabeth in November.
• Nieves Alvarez gave birth to fraternal twins Bianca and Brando in November.
• Garcelle Beauvais-Nilon delivered fraternal twin sons Jax Joseph and Jaid Thomas in October.
• Shoe designer Steve Madden welcomed fraternal twins, son Jack and daughter Stevie, in October.
• Rockies pitcher Brian Fuentes welcomed fraternal twins Benicio and Gabriella in September.
• Wendy Wilson gave birth to twin sons Will and Jesse in August.
• Cowboy Troy Coleman welcomed fraternal triplet boys  -- Riley Joseph, Reece Jacob, and John Reagan -- during the summer.
• Giants' Lawrence Tynes welcomed twin sons Jaden and Caleb in July 2007.
• The Amazing Race's Kevin O'Connor and his wife welcomed triplets -- Brian Sean, Alexis Elaine, and Colin Francis -- in June 2007.
• Norah O'Donnell gave birth to fraternal twins Grace and Henry in May 2007.
• Designer Ed Sanders welcomed triplet daughters -- Scarlette, Azure, and Lucia -- in May 2007.
• Nicky Byrne welcomed fraternal twin boys Rocco Bertie and Jay Nicky in April 2007.
• Eagles' Brian Dawkins welcomed twin daughters Chonni and Cionni in April 2007.
• Mia Hamm and Nomar Garciaparra, 33, welcomed fraternal twin daughters  Grace Isabella and Ava Caroline in March 2007.
• Marcia Cross delivered fraternal twin daughters Eden and Savannah in February 2007.
• Patrick Dempsey welcomed fraternal twin sons Darby Galen and Sullivan Patrick in February 2007.
• Sean "P Diddy" Combs welcomed identical twins D'Lila Star and Jessie James in December 2006.
• Elvis Costello and Diana Krall welcomed fraternal twin sons Dexter Henry Lorcan and Frank Harlan James in December 2006.
• Makeup artist Mally Roncal gave birth to fraternal twin daughters Sophie Grace and Pilar Elizabeth in December 2006.
• Amanda de Cadenet and Nick Valensi, 25, welcomed fraternal twins Ella and Silvan in October 2006.
• Melissa and Tammy Etheridge welcomed fraternal twins Miller Steven and Johnnie Rose in October 2006.
• Mariners’ player Richie Sexson welcomed fraternal twins Preston and Ayla in August 2006.
• Twins player Terry Tiffee welcomed twin sons Talen and Brennan in July 2006.
• Kelsi Osborn delivered twin daughters Savannah Marie and Adyson Amilia in July 2006.
• Adam Carolla welcomed fraternal twins Sonny and Natalia in June 2006.
• Eric Martsolf welcomed fraternal twin sons Mason Alan and Chase Evan in April 2006.
• Angela Bassett and Courtney B. Vance welcomed fraternal twins Slater Josiah and Bronwyn Golden in January 2006.
• Holly Hunter gave birth to fraternal twin boys in January 2006.
• Football player Kurt Warner welcomed twins Sienna Rae and Sierra Rose in December 2005.
• Mo'Nique delivered twin sons Jonathan and David in October 2005.
• Cindy Margolis welcomed twin daughters Sabrina and Sierra in July 2005.
• Dixie Chick Emily Robison gave birth to fraternal twins Julianna Tex and Henry Benjamin in April 2005.
• Suns' Steve Nash welcomed fraternal twin daughters Lourdes and Isabella in December 2004.
• Julia Roberts welcomed fraternal twins Phinnaeus Walter and Hazel Patricia in November 2004.
• Geena Davis gave birth to fraternal twin sons Kian William and Kaiis Steven in May 2004.
• Dixie Chick Martie Maguire gave birth to fraternal twin daughters Eva Ruth and Kathleen Emilie in April 2004.
• Marcia Gay Harden gave birth to fraternal twins Hudson Harden and Julitta Dee in April 2004.
• Taylor Dayne welcomed fraternal twins Levi and Astaria in December 2002.
• James Taylor welcomed twin sons Rufus and Henry in April 2002.
• Dave Matthews and wife Ashley welcomed fraternal twin daughters Grace Anne and Stella Busina in August 2001.
• Skeet Ulrich is dad to fraternal twins Jakob Dylan and Naiia Rose, born in March 2001.
• Beverly D'Angelo and Al Pacino welcomed fraternal twins Olivia and Anton in January 2001.
• Dougray Scott welcomed fraternal twins Eden and Gabriel in 1998.
• Holly Robinson Peete and Rodney Peete welcomed fraternal twins Rodney 'RJ' Jr. and Ryan in October 1997.
• Jane Seymour and James Keach welcomed fraternal twin sons John and Kristopher in November 1995.
• Niki Taylor, 33, gave birth to identical twins Jake and Hunter in December 1994.
• Ray Romano welcomed identical twins Matthew and Gregory in 1993.
• Denzel Washington is dad to fraternal twins Olivia and Malcolm, born in 1991.
• Cybill Shepherd welcomed fraternal twins Zach and Ariel in October 1987.

Photo by Dominique Charriau/WI/WireImage.com