Date of Birth: 
About Hilario Grajeda
- Hilario Grajeda (born February 9, 1967) is an American soccer referee.
- He has been a referee in Major League Soccer since 2004.
- His first match in the MLS was a game between Dallas Burn and Kansas City Wizards in July 2004.
- On July 31, 2013, he was the first referee to try out the "Ref Cam" in a friendly game between A.S.
- Roma and MLS All-Stars, a head-mounted camera that gives the fans the opportunity to see the game in the referee's point of view.
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