| Importance | Medium |
 | Affiliation | Hamburg Cell1 |
 | Role | Recruiter1 |
 | Nationality | Syrian |
 | Nationality | German |
| Alternate Spelling(s) | Mohamed Haydar Zammar |
 | Date of Birth | 19612 |
 | Place of Birth | Aleppo, Syria2 |
| Gender | Male |
 | History | Veteran of Afghanistan-Soviet civil war (1980-1989)1 |
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| Narrative and Notes |
|   |
 | Reliable | Zammar is a outspoken Islamist at the Quds mosque in Hamburg who played a role in radicalizing several members of the Hamburg cell and persuading them to go to Afghanistan. Address in 2001 listed as Alsterdorferstr 192i, 22297 in Hamburg, Germany.2 |
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| Sources |
| 1 The 9-11 Commission Final Report, July 22, 2004, Chapter 5.3. |
| 2 Finnish suspects list distributed after 9-11. |
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