| Wagner, Wynn | 10 Books | 1 Series |
| Walker, J. Annas | 11 Books | 2 Series |
| Walker, J.M. | 48 Books | 6 Series |
| Walker, Jason | 20 Books | 3 Series |
| Walker, Lilah | 7 Books | 1 Series |
| Walker, Preston | 38 Books | 6 Series |
| Wall, Candi | 7 Books | 2 Series |
| Wallace-Knight, Jane | 25 Books | 4 Series |
| Wallace, Emma | 5 Books | 1 Series |
| Wallace, Kelly | 32 Books | 1 Series |
| Walsh, Haley | 13 Books | 1 Series |
| Walsh, Maggie | 49 Books | 4 Series |
| Wane, B.J. | 49 Books | 4 Series |
| Ward, Alexia | 9 Books | 1 Series |
| Ward, Alice | 31 Books | 3 Series |
| Warner, Ann M. | 2 Books | 1 Series |
| Warren, Paige | 26 Books | 1 Series |
| Water, May | 13 Books | 3 Series |
| Waters, Khul | 8 Books | 1 Series |
| Waters, KyAnn | 41 Books | 2 Series |
| Waters, Rose | 14 Books | 2 Series |
| Watts, Mia | 45 Books | 2 Series |
| Weatherfield, Molly | 2 Books | 1 Series |
| Webb-De Sisto, Marion | 11 Books | 2 Series |
| Webb, Donald | 7 Books | 1 Series |
| Weber, Natalie | 7 Books | 1 Series |
| Weldon, Carys | 26 Books | 1 Series |
| Wells, K.C. | 80 Books | 12 Series |
| Welsh, J.N. | 10 Books | 1 Series |
| Welsh, S.A. | 21 Books | 7 Series |
| Wessex, Victoria | 23 Books | 3 Series |
| West, K.C.; Welsh, Victoria | 5 Books | 1 Series |
| West, K.D. | 56 Books | 8 Series |
| West, Kiera | 6 Books | 1 Series |
| West, Nina | 5 Books | 2 Series |
| West, Stephanie | 18 Books | 3 Series |
| West, T.J. | 10 Books | 1 Series |
| White, Alicia | 20 Books | 3 Series |
| Whitefern, Lisa | 2 Books | 1 Series |
| Whyles, Elise | 17 Books | 1 Series |
| Whyte, Lori | 25 Books | 7 Series |
| Wick, C.M. | 8 Books | 1 Series |
| Wiederhold, Gloria | 3 Books | 1 Series |
| Wilcox, S.P. | 3 Books | 1 Series |
| Wild, Callie | 4 Books | 1 Series |
| Wilde, Demi | 5 Books | 1 Series |
| Wilde, Mindy | 52 Books | 11 Series |
| Wilde, Owen | 12 Books | 2 Series |
| Wilde, Ravyn | 21 Books | 4 Series |
| Wilde, Scarlet | 7 Books | 2 Series |
| Wilder, Brook | 37 Books | 6 Series |
| Wilder, Carina | 46 Books | 7 Series |
| Wilder, Chiah | 20 Books | 2 Series |
| Wilder, J.S. | 27 Books | 3 Series |
| Wilder, Winona | 6 Books | 2 Series |
| Wildes, Renee | 18 Books | 1 Series |
| Williams, A.C. | 56 Books | 7 Series |
| Williams, C.A. | 8 Books | 1 Series |
| Williams, Cynthia | 9 Books | 1 Series |
| Williams, Izzy | 8 Books | 3 Series |
| Williams, Mackenzie | 20 Books | 3 Series |
| Williams, Whitney Gracia | 18 Books | 5 Series |
| Williamson, Brenda | 65 Books | 2 Series |
| Willoughby, Kate | 25 Books | 4 Series |
| Willows, Caitlyn | 88 Books | 1 Series |
| Willows, Jennifer | 22 Books | 4 Series |
| Wills, Kara | 5 Books | 1 Series |
| Wilson, Amelia; Cummings, J.A. | 4 Books | 1 Series |
| Wilson, Ellie | 3 Books | 1 Series |
| Wilson, Lauretta | 3 Books | 1 Series |
| Wilson, Muffy | 20 Books | 3 Series |
| Windsor, Annie | 10 Books | 2 Series |
| Winfree, Linda | 12 Books | 1 Series |
| Winslow, Vivian | 9 Books | 1 Series |
| Winston, Samantha | 30 Books | 2 Series |
| Winter, Indiah | 3 Books | 1 Series |
| Winter, Mary | 70 Books | 6 Series |
| Winters, Cheyenne | 3 Books | 1 Series |
| Winters, Emilia | 11 Books | 2 Series |
| Winters, Lou Lou | 5 Books | 2 Series |
| Wishlade, Molly Ann | 14 Books | 2 Series |
| Wolf, Haylee | 17 Books | 4 Series |
| Wolf, Rose Marie | 5 Books | 1 Series |
| Wolfe, Annabel | 9 Books | 2 Series |
| Wolfe, Kelli | 68 Books | 1 Series |
| Wolfe, Lacey | 37 Books | 6 Series |
| Wolfe, Layla | 19 Books | 3 Series |
| Wolfe, Scarlet | 24 Books | 4 Series |
| Wood, Abby | 25 Books | 1 Series |
| Wood, Morgan | 10 Books | 1 Series |
| Woods, Jayden | 30 Books | 4 Series |
| Woods, Michelle | 26 Books | 5 Series |
| Woods, Stevie | 50 Books | 1 Series |
| Wray, Angela | 2 Books | 1 Series |
| Wright, Kenya | 45 Books | 10 Series |
| Wright, Sam | 5 Books | 1 Series |
| Wroth, Isabel | 11 Books | 4 Series |
| Wyatt, Dani | 45 Books | 8 Series |
| Wyatt, Dani; Andrew, Nikolai | 3 Books | 1 Series |
| Wylde, Harley | 102 Books | 6 Series |
| Wylder, Penny | 48 Books | 1 Series |
| Wynn, Zena | 47 Books | 3 Series |
| Wynne, Hilary | 3 Books | 1 Series |