Seeing how tall Ashna is, I decided to compile a list of other tall boys, girls and snow demons of FoC. Note that some are my personal speculation; do correct me if I'm getting something wrong.

[sup][url=https://www.reddit.com/r/skyrim/comments/3bwhag/elder_scrolls_race_height/]Reference[/url][/sup]
[list]
[*]Hakkeam (Kamal general, hostile NPC) - ~2.8m (armored)
[*]Dzuungits (Kamal knight, hostile NPC) - ~2.6m (armored)
[*][url=https://www.roleplayerguild.com/posts/3115894]Relmyna Vibato[/url] (Chapter 1; werewolf form, fully standing) - ~2.4m
[*][url=https://www.roleplayerguild.com/posts/3112226]Tennant Ibnazh[/url] (chapter 1) - ~2.1m
[*]Keegan, [url=https://www.roleplayerguild.com/posts/3112146]Jorwen Red-Bear[/url] (chapter 1) - ~2m
[*]Sadri, Dael - 1.95-2m
[*][url=https://www.roleplayerguild.com/posts/3242141]Solveig[/url] (chapter 1) - ~1.9m
[*]Ashna, Leif, [url=https://www.roleplayerguild.com/posts/3243322]Rhasha'Dar[/url] (chapter 1) - 1.85-1.9m
[/list]