Helen Hunt, Matthew Carnahan split after 16 years of dating

Hollywood actress Helen hunt and boyfriend Matthew Carnahan are heading towards splitsville.

According to E! Online, Hunt and Carnahan have broken up after 16 years of dating, a source revealed.

The source said, "She has been split up with Matthew for several months. They had a rocky relationship and many offs and ons over the years. They stayed together as long as they did because of their daughter."

Adding, "They've split up before, but this time seems to be different."

According to an insider, all the people who are closely attacked to the couple were really shocked as the couple was "super in love."

Hunt took a step back from the spotlight after she started dating Carnahan and welcomed their daughter.

The 'Twister' actress was previously married to actor Hank Azaria before their divorce in 1999 after five years together and almost two years of marriage.

Carnahan, who served as creator and writer for Courteney Cox's Dirt and recently worked on Don Cheadle's 'House of Lies', has a 20-year-old son, Emmett, from a previous relationship.