Ian Somerhalder and Nikki Reed
Actors Nikki Reed and Ian Somerhalder attend the 2015 InStyle And Warner Bros. 72nd Annual Golden Globe Awards Post-Party at The Beverly Hilton Hotel Getty Images

After dating for just six months, Ian Somerhalder and girlfriend Nikki Reed have gotten engaged, claims a new report.

The 36-year old actor is engaged to Reed, E! News reported.

"They've been in love for years," a source told E! News.

"They're so happy. They were crazy happy from the start. Their families love each other. It just feels really right."

But the news came as a shock to many Somerhalder fans as well as ex girlfriend Nina Dobrev.

According to a report in HollywoodLife, Nina, "can't believe this is all happening so fast."

An insider told the website, "Nina is devastated over the engagement news. She is completely shocked. She heard the news from mutual friends and can only shake her head in disbelief. She new Ian and Nikki were into each other but she never thought in a million years they would get married this quickly! It's a tough pill to swallow."

"Nina will put on a brave face and say all the right things. But inside it's killing her," added the source.

Somerhalder and Dobrev dated for several years before calling it quits in 2012.

Despite the couple's split they have remained professional and continue to work closely on the long running show, The Vampire Diaries.

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