Get users by custom field and field type
45138
How to get users (entities) for a certain field value?
3165
Using OR with EntityFieldQuery
129059
Select only those rows based on specific condition of user id
107459
SOQL to find All Users with a Custom Permission
108356
Use of Custom Object to authenticate Users
84255
Get list of registered custom post types
37366
How do I programmatically get the field type of a specific field?
7908
Views and joining content types on specific field in Drupal 7
133610
How to access fields from the inner join
153230
The field 'Author' of type 'User' cannot be used in the query filter expression
68980
Check if user is in a specified group
63241
Unable to use user fields from the global variable $user
132697
use EntityFieldQuery to find user based on profile field value
14963
How to use a field value in Template.php
103386
How to make a filtered lookup field
65002
Paginate a list of users?
122133
Get username in custom user twig template