The hunky 30-year-old actor -- who famously romanced the much-younger Taylor Swift -- recently has been seen getting close to "Twilight" actress Anna Kendrick and hanging with "Parks and Recreation" star Rashida Jones, People reports.
A source tells People that Gyllenhaal and Kendrick are just costars and pals -- and Jones is also said to be a longtime friend. But we've heard that one before ...
"They were playful. Eva was skipping around like a little girl... she would lean into him and she held his arm the entire time," an observer said.
From Jake to George to Ryan, let us know: Who is Hollywood's hottest single stud?