Diego Guittierez is a fictional character from the American soap opera The Young and the Restless.

He was originated by Diego Serrano on December 18, 2001, before being replaced by former model Greg Vaughan in April 2002.

[1] Serrano was previously known for his portrayal of Tomas Rivera on the NBC Daytime soap opera, Another World.

[10] Intrigued by Diego, Nick's sister Victoria (Heather Tom) took an interest in him and they began having a romance of their own.

[11] Despite the character's duration on the soap having eventually come to a quick close, on what was to be expected from Diego, Vaughan said "I think there is a lot more in store for him, and we may begin to see a bit of a darker side of him.

[9] After Diego's obsession for revenge over the thugs got out of hand, Victoria dumped him and he left town.

[11] After being absent from his family's lives for a long time, Diego Guittierez came to Genoa City to find out more about his brother Raul's diabetes problems.

Her marriage to Nick suffered when she lost a baby and caught him kissing another woman, so she wanted something more than just comfort from Diego, but he refused to do anything and said he was only her friend nothing more.

Diego desperately tried to convince the entire family that the night he spent with Sharon meant nothing to him and that he wasn't the one who initiated it.

Victoria's father Victor Newman (Eric Braeden) tried to pay off Diego to leave town, but he wouldn't accept it.

Diego recovered from his injuries and was keen on getting revenge for the crime against him, completely ignoring the fact that Victoria wanted to lead a normal life with him.