Michael D’Alonzo, also known professionally as Mike D’Alonzo, is an actor and writer recognized for his contributions to English-language dubs of anime series and films, primarily during the late 1990s and early 2000s. His career as a voice actor is documented through various credits in titles that were localized for North American audiences.

One of D’Alonzo’s notable voice roles is Tomoyoshi Ishizuka in the anime series Dai-Guard, also known as Earth Defense Enterprise Dai-Guard. In this 1999 mecha series, he provided the voice for the character Ishizuka as well as an additional role identified as Cynical Boy 2. Beyond Dai-Guard, his anime voice acting credits include the role of Tim in Lost Universe and providing additional voices for Rurouni Kenshin: The Motion Picture. In Getbackers, he voiced minor characters including a henchman and a yakuza henchman. He also performed the role of Alonzo Beth in the OAV series Shuten Doji.

In addition to performing voice roles, D’Alonzo contributed as an ADR (Automated Dialogue Replacement) script writer for several anime productions. His scriptwriting credits include work on Chance Pop Session, as well as the OAV and ONA versions of Magical Play.