Alphonso Dunn is an artist, educator, and author, best known for his work in pen and ink and his instruction on drawing. He authored two books on pen and ink drawing, Pen and Ink Drawing: A Simple Guide and Pen and Ink Drawing Workbook.

Alphonso Dunn was born in Jamaica, where he showed his love for drawing at a very young age. At 17 he migrated to the United States and inspired by ambitions for a career in medicine he studied chemistry at William Paterson University. However, after college, his enduring passion for drawing led him to pursue his MFA at the New York Academy of Art. Upon completing graduate study, he taught high school chemistry and college art courses for several years.
In addition to his pen-and-ink work and art instruction books, Dunn is known for producing hundreds of free instructional videos on his YouTube channel, which has over 800,000 followers. His videos provide introductory art instruction on a variety of topics, including drawing, sketching, pen and ink, watercolor, linear perspective, urban sketching, anatomy, and more. 
He currently lives and works in New Jersey.