To check your Spotify playlist followers, follow these steps:

1. Open the Spotify app on your computer.
2. Go to "Your Library" located at the left side of the screen.
3. Click on "Playlists" to see all your playlists.
4. Select the playlist for which you want to see the followers.
5. At the top of the playlist, you will see the number of followers.

Please note that Spotify doesn't provide information about who specifically is following your playlist, only the number of followers. This is a privacy measure to protect the identity of users.