Jimmy Fallon and Nancy Juvonen
08/15/2007 AT 12:30 AM EDT
Jimmy Fallon is engaged to girlfriend Nancy Juvonen, a Hollywood producer who worked on Fallon's 2005 romantic comedy Fever Pitch,
PEOPLE has confirmed.
The proposal took place in New Hampshire "last weekend on the dock at sunset at the Junoven's family home in Wolfeboro on Lake Winnipesaukee, where On Golden Pond
was filmed," says a friend of the couple's.
"He presented her with a one-of-a-kind ring designed by Neil Lane," the friend added.
This will be a first marriage for both. The engagement was first announced by the New York Post
's Page Six
The bride-to-be has been a close friend and producing partner of Drew Barrymore
's for more than a decade. Earlier this summer, Barrymore threw Juvonen a 40th birthday party, where guests included Eva Mendes, Kathy Griffin, Courtney Love, Jason Bateman and Fred Savage, PEOPLE reported at the time.
Movies that Juvonen has produced include 50 First Dates, Music and Lyrics, Charlie's Angels
and the upcoming He's Just Not That Into You.
Fallon, 32, is being talked up as a possible Late Night
successor to Conan O'Brien (who takes over NBC's Tonight
franchise in 2009). He left SNL
in 2004, but the following year he and Tina Fey staged an on-air reunion
– and a mock custody battle over their supposed love child.
The actor just finished filming
the comedy Rockett
, opposite Sharon Stone.
Reporting by LIZA HAMM