DUCA
There are 1,100 known people with the surname DUCA with 432 different first names. The surname DUCA is particularly common in New Jersey and Pennsylvania Here you can find the geographic distribution of this nachname in all states:
| 1 | ALABAMA | 7 | ALABAMA | 7 |
| 1 | ARIZONA | 15 | ARIZONA | 15 |
| 1 | ARKANSAS | 4 | ARKANSAS | 4 |
| 1 | CALIFORNIA | 77 | CALIFORNIA | 77 |
| 1 | COLORADO | 16 | COLORADO | 16 |
| 1 | CONNECTICUT | 15 | CONNECTICUT | 15 |
| 1 | DELAWARE | 11 | DELAWARE | 11 |
| 1 | FLORIDA | 76 | FLORIDA | 76 |
| 1 | GEORGIA | 5 | GEORGIA | 5 |
| 1 | HAWAII | 4 | HAWAII | 4 |
| 1 | IDAHO | 1 | IDAHO | 1 |
| 1 | ILLINOIS | 45 | ILLINOIS | 45 |
| 1 | INDIANA | 9 | INDIANA | 9 |
| 1 | IOWA | 1 | IOWA | 1 |
| 1 | LOUISIANA | 6 | LOUISIANA | 6 |
| 1 | MAINE | 6 | MAINE | 6 |
| 1 | MARYLAND | 16 | MARYLAND | 16 |
| 1 | MASSACHUSETTS | 118 | MASSACHUSETTS | 118 |
| 1 | MICHIGAN | 44 | MICHIGAN | 44 |
| 1 | MINNESOTA | 28 | MINNESOTA | 28 |
| 1 | MISSISSIPPI | 4 | MISSISSIPPI | 4 |
| 1 | MISSOURI | 1 | MISSOURI | 1 |
| 1 | MONTANA | 3 | MONTANA | 3 |
| 1 | NEBRASKA | 1 | NEBRASKA | 1 |
| 1 | NEVADA | 7 | NEVADA | 7 |
| 1 | NEW HAMPSHIRE | 12 | NEW HAMPSHIRE | 12 |
| 1 | NEW JERSEY | 200 | NEW JERSEY | 200 |
| 1 | NEW MEXICO | 1 | NEW MEXICO | 1 |
| 1 | NEW YORK | 108 | NEW YORK | 108 |
| 1 | NORTH CAROLINA | 13 | NORTH CAROLINA | 13 |
| 1 | OHIO | 60 | OHIO | 60 |
| 1 | OKLAHOMA | 16 | OKLAHOMA | 16 |
| 1 | OREGON | 4 | OREGON | 4 |
| 1 | PENNSYLVANIA | 129 | PENNSYLVANIA | 129 |
| 1 | RHODE ISLAND | 3 | RHODE ISLAND | 3 |
| 1 | SOUTH CAROLINA | 1 | SOUTH CAROLINA | 1 |
| 1 | TENNESSEE | 1 | TENNESSEE | 1 |
| 1 | TEXAS | 31 | TEXAS | 31 |
| 1 | UTAH | 1 | UTAH | 1 |
| 1 | VERMONT | 2 | VERMONT | 2 |
| 1 | VIRGINIA | 15 | VIRGINIA | 15 |
| 1 | WASHINGTON | 10 | WASHINGTON | 10 |
| 1 | WISCONSIN | 29 | WISCONSIN | 29 |
| 1 | WYOMING | 2 | WYOMING | 2 |