- Matt Rogalsky -- Matt Ryd
- Matt Sabato -- Matt Savage
- Matt Savvy -- Matt Script
- Matt Seaberg -- Matt Sheehy
- Matt Shell -- Matt Sigakis
- Matt Silver -- Matt Slocum
- Matt Slocum -- Matt South
- Matt Southon -- Matt Stivers
- Matt Stone -- Matt Swindells
- Matt Szlachta -- Matt Thibbideau
- Matt Thibideau -- Matt Toka
- Matt Toka -- Matt Turk
- Matt Turner -- Matt Vaughan
- Matt Vega -- Matt Voss
- Matt Vrba -- Matt Walters
- Matt Walters -- Matt Weaver
- Matt Webb -- Matt Wigler
- Matt Wiley -- Matt Wilson's Arts & Crafts
- Matt Winch -- Matt Yearbook
- Matt Yee -- Matta Gawa
- Mattafix -- Matteo Agostinelli
- Matteo Bartolotti -- Matteo Caratozzolo
- Matteo Carcassi -- Matteo Monero
- Matteo Monero -- Matteo Sideri
- Matteo Silva -- Matter of Taste
- Matter of Time -- Matthaus
- Matthäus Reymann -- Matthew Abelson