The couple issued an announcement, saying, "It is with great love, respect and friendship that we have decided to take some time apart while we determine the future of our relationship. Our priority is, of course, our daughter's happiness and well being during this challenging time, and so we ask for your support and respect for our privacy as we continue to raise her together and navigate this new chapter for our family."
Buckman, 32, is a British multimedia artist.
The two have been together for more than 10 years and tied the knot in June 2010. They met in 2007 in London when Schwimmer was directing the comedy "Run, Fatboy, Run."
Their daughter, Chloe Buckman Schwimmer, is 5 years old. This was the first marriage for both.
Schwimmer was last seen in "The People v. O. J. Simpson: American Crime Story," as Robert Kardashian: He received his received his second Emmy nomination for the role.