• The God Wave Trilogy
• The Great Undead War
• The Helen Rose Scheuer Jewish Women's Series
• The Hellions of High Street
• The Highland Brides
• The History of Arcadia
• The Hollows
• The Honor Series
• The Horus Heresy
• The Hunted
• The Immortal Empire
• The Immortals
• The Indranan War
• The Infernal Devices
• The Inheritance Trilogy
• The Irish Trilogy
• The John Harvard Library
• The June Lyons Series
• The Ki and Vandien Quartet
• The King Raven Trilogy
• The Kingkiller Chronicle
• The Lady Penitent
• The Lady Series
• The Lakeshore Chronicles
• The Last Mythal
• The Lazarus War
• The League
• The Left Hand of God
• The Legacy Trilogy
• The Legend of Drizzt
• The Legend of the Four Soldiers
• The Library of Black America
• The Licanius Trilogy
• The Lord Trilogy
• The Lords of Worth
• The Lorien Legacies
• The Lost Fleet
• The Loved
• The Lymond chronicles
• The MacGregors: Highland Heirs
• The Madison Sisters
• The Maeve Chronicles
• The Magdalene Chronicles
• The Makaum War
• The Making of England Quartet
• The Malloys of Montana
• The Margellos World Republic of Letters
• The Merlin Series
• The Mobile Library Mystery Series
• The Moorehawke Trilogy