|Blake McIver Ewing|
|Birth:||March 27, 1985|
|First appearance:||The Play's the Thing|
|Last appearance:||We Got the Beat|
Blake McIver Ewing (born March 27, 1985 in Los Angeles, California) is an American actor and singer. He is best known for his recurring role as Derek Boyd on Full House, portraying Waldo in the 1994 film adaptation of The Little Rascals and being the voice of Eugene Horowitz on the Nickelodeon animated series Hey Arnold from 2000 to 2004. He is also openly gay.