Conner Holly is an alias of the American voice actor John DeMita, who is based in California and has worked extensively in anime, film, and television. Under the name Conner Holly, he is best known for providing the English voice for the character Youji Matsuura in the anime series Marmalade Boy.

The English adaptation of Marmalade Boy, which originally aired in Japan from 1994 to 1995, credits Conner Holly in the recurring role of Youji Matsuura across multiple episodes of the series. This role stands as the primary credit publicly associated with the Conner Holly name. Beyond this particular performance, no other major voice roles under the name Conner Holly appear in available records, and the use of this alias appears limited to this specific production.

As Conner Holly is a pseudonym, details regarding a dedicated career background, recurring collaborations with other specific actors or directors, and notable achievements for this alias alone are not documented. The professional career of the actor John DeMita, however, is more extensively recorded, including performances in Naruto, Naruto Shippuden, and other anime titles under his legal name.