Donald "Don" Miller (born August 12, 1971) is an American author, public speaker, and business owner.
At 21, Miller left his home in Pearland, Texas, and went to Portland, Oregon, where he owned a small Portland-based textbook publishing company called Coffee House Books.
In 2004, Miller released Searching For God Knows What, which discusses how the traditional understanding of the gospel of Jesus aligns with a theory of personality.
In 2005, he released Through Painted Deserts, a republished version of his first book, Prayer and the Art of Volkswagen Maintenance, originally published in 2000.
In 2015 Miller helped The Federation for Children create the Failing Our Kids campaign that lobbied state governments for school voucher programs.