Hey @gablmss thanks for reaching out to the Spotify Community,
I would recommend checking out this Spotify Support Article for more info on finding your account. If that does not work, then I would suggest what @leviE said, which is reaching out to Spotify for more help with this. You can find some more info here on how to do this.
JᴀᴄᴋRock Star 2
Help others find this answer and click "Accept as Solution".
If you appreciate my answer, maybe give me a Like.