Bituin is a Filipino soap opera that was aired by ABS-CBN from September 23, 2002 to May 23, 2003. It starred Carol Banawa and Desiree Del Valle, with Nora Aunor and Cherie Gil.

The series was re-aired in 2007–2008 through Kapamilya Channel.

Bituin was famously known for the line that Nora Aunor belts out in a high caliber dramatic scene: "Nasaan Nasaan si Bernadette at Melody?" The line was repeated in movies, TV series, and comedy bars.

It was also known to have the highest rated episode with the The Diva vs Supernova concert. It was aired three days after the initial concert with more than a 48.7 audience share.

In 2007 TFC ABS-CBN international affiliate KPTV re-aired the whole series from September 2007 to February 2008.

The series also had a crossover with Kay Tagal Kang Hinintay in 2003 in various episodes. In early March 2012 - June 2012 the series had a 2 hour back to back episodes shown weekdays internationally through Cinema One Global part of its Drama On Demand hour of requested Classic TV Programs as request by television viewers commercial free and uncut.

Η Laura Sandoval και η Carmela Gaston είναι ετεροθαλείς αδερφές που μεγάλωσαν με τη μαμά της Carmela να μην συμπεριφέρεται σωστά στη Laura. Όταν μεγάλωσαν, η Carmela δεν παντρεύεται ενώ η Laura παντρεύεται τον Badong. Μετά το δεύτερο παιδί τους, ανακάλυψε ότι την απατούσε.