Male born 1969 June 27 (also I am a twin)

Hi my adoptive name is Joel Zuma Le Ber. I was born on June 27 1969 in Montreal. My told nationality is jamaican, Portuguese, and native. I am told birth name is Georgie. I had a twin sister named Sheron birth name Lisa. I am looking for any birth family. I was adopted out at 4.5 years old. Was in a foster home before that. I am also told I may have brothers who are twins born in 1967. If you can help or if you believe you are birth family please message me. I was also told my birth father worked for train company and died on the job. My birth mom was an alcoholic. Parents were very young when they had me.