John Wrenn was a World War II pilot, English professor, author, and lifelong athlete who lived in Boulder from 1954. He taught literature and creative writing at the University of Colorado, authored books on Dos Passos and Edgar Lee Masters, and led the CU Writers’ Conference. A devoted family man, he shared his life with two beloved wives, raised four daughters, and embraced a blended family. In retirement, he swam competitively, traveled widely, and stayed active outdoors. Known for his wit, kindness, and humility, he lived with grace and curiosity, embracing life—and death—with the same gentle, thoughtful spirit.