Ralph Strelow is a Brazilian cinematographer with over 30 years of experience in film, television, and advertising.

He has photographed feature films including The Invisible Woman (A Mulher Invisível), Redentor, Freedom Station (Estação Liberdade) and Jules and Dolores (O Roubo da Taça), for which he received the Kikito Award for Best Cinematography at the Gramado Film Festival. His television credits include Netflix's Most Beautiful Thing (Coisa Mais Linda), HBO's FDP and Globoplay's 13 Days Away from the Sun (13 Dias Longe do Sol).

He has also photographed numerous commercials and worked on short films and music videos, including Jó, winner of Best Short Film at the Havana Film Festival, and Titãs' Será Que É Disso Que Eu Necessito?, winner of the Silver Astronaut Award for Best Brazilian Video at the MTV Video Music Awards.

With a background in Fine Arts, Ralph has expanded his work into AI filmmaking, creating independent projects that explore new possibilities for filmmaking and visual storytelling.