From multiple subreddits, forums, across social media platforms, I have asked this question, and these are the most common and/or popular results.
Most Iconic Horror Names for Girls, in no specific order:
1.
Carrie
2.
Marion
3.
Clarice
4.
Elvira
5.
Wednesday
6.
Ripley
7.
Wilhelmina
8.
Mina
9.
Shelley
10.
Regan
11.
Annabelle
12.
Emily Rose
13.
Christine
14.
Judith
15.
Rhoda
16.
Pamela
17.
Samara
18.
Rosemary
19.
Jennet
20.
Sidney
21.
Tatum
22.
Gale
23. Kayako
24. Sadako
25.
Sue Ann
26.
Esther
27.
Laurie
28.
Barbara
29.
Lorraine
30.
Carol Anne
31.
Nancy
32.
Sally
33.
Lenore
34. Carmilla
35.
Lilith
36.
Coraline
37.
Alice
38.
Norma
39.
Helen
40.
Fay
41.
Samantha
42.
Tabitha
43.
Marceline
44.
Blanche
45.
Daphne
46.
Velma
47.
Megan
48.
Jennifer
49.
Eve
50.
Bathsheba
51.
Tiffany
52.
Ginger
53.
Heather
54.
Alessa
55.
Dahlia
56.
Sybil
57.
Elsa
58.
Abigail
59.
Rebecca
60.
Tina
61.
Frederica
62.
Annie
63.
Justine
64.
Winona
65.
Brenda
66.
Melanie
67.
Veronica
68.
Agatha
69.
Annabel Lee
70.
Drusilla
71.
Wendy
72.
Cleo
73.
Circe
74.
Rhiannon
75.
Sabrina
76. Thomasin
77.
Juno
78.
Deborah
79.
Geraldine
80.
Jezebel
81.
Desdemona
82.
Salem
83.
Amity
84.
Zelda
85.
Bellatrix
86.
Sookie
87.
Delilah
88.
Prudence
89.
Hermione
90.
Raven
91.
Ursula
92.
Ligeia
93.
Morticia
94.
Mandy
95.
Gretel
96.
Lizzie
97.
Ada
98.
Lisa
99.
Jill
100.
Annette
101.
Sherry
102.
Claire
103.
Sarah
104.
Fiona
105.
Ashley
106.
Amanda
107.
Linda
108.
Candace