In “The White Mr. Longfellow,” a compelling essay found within his larger work, “Literary Friends and Acquaintance,” William Dean Howells offers a nuanced and engaging exploration of the esteemed poet Henry Wadsworth Longfellow. Howells employs a conversational and reflective literary style, typical of his writing, blending personal anecdote with critical analysis. This essay situates Longfellow within the American literary canon, examining his influence and contribution to American poetry while also considering his place in the literary landscape of the 19th century. Howells' critical lens reveals both admiration and candid insights, ultimately fostering a deeper appreciation for Longfellow's artistry. William Dean Howells, often referred to as the “Dean of American Letters,” was a central figure in the Realism movement, navigating the American literary scene during a time of considerable change. His experiences as a novelist, playwright, and literary critic led him to a profound understanding of individual authors and their works. Howells' relationship with Longfellow, forged through admiration and mutual respect, lends authenticity to his reflections and underscores the cultural significance of the poet in American literature. Readers interested in the intersection of biography and critique will find “The White Mr. Longfellow” a rich and rewarding experience. Howells' pen captures the essence of Longfellow's spirit and influences, making this work essential for anyone seeking to grasp the intricacies of American literary heritage.