The beloved writer/filmmaker passed away on 26 June (12) due to complications from acute myeloid leukaemia, and her death prompted many of her fans and collaborators to take to Twitter.com to share their grief.
On Monday dozens of Hollywood's biggest names arrived at the Alice Tully Hall at Lincoln Center to pay their last respects, and among the crowd of famous faces were the leading ladies of her most famous films Julie & Julia and Sleepless in Seattle - Streep and Ryan.
Also in attendance were Martin, Steven Spielberg, Sally Field, Larry David, Kristin Chenoweth, Jon Hamm and girlfriend Jennifer Westfeldt, Matthew Broderick, designer Diane Von Furstenberg, homemaker Martha Stewart, and journalists Barbara Walters and Diane Sawyer.
Longtime pals Tom Hanks and director Mike Nichols delivered touching tributes during the ceremony, while guests were handed printed programmes, which included food lover and cook Ephron's recipe for Esther Fein's Brisket.
It was a bittersweet day for Oscar winner Hanks, who turned 56 on Monday.