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William Portnoy

We found 18 people named William Portnoy across 8 states. View phone numbers, addresses, and public records. Use the state filter to narrow results.

People Named William Portnoy

William M Portnoy
Boynton Beach, FL
(561) 733-2029
11293 Felice Cir, Boynton Beach, FL 33437, USA
1 phone Updated Jan 2026
William M Portnoy
64 · New York, NY
144 W 18th St, NY, NY 10011, USA
Updated Sep 2025
William L Portnoy
77 · Naples, FL
(239) 353-2580
481 29th St NW, Naples, FL 34120, USA
3 phones 9 addresses Updated Dec 2025
William Portnoy
New York, NY
(212) 226-8390
77 Mercer St, NY, NY 10012, USA
1 phone Updated Aug 2025
William Lawrence Portnoy
48 · Woodinville, WA
13509 218th Ave NE, Woodinville, WA 98077, USA
Updated Jan 2026
William A Portnoy
74 · New York, NY
(212) 472-1495
201 E 75th St, NY, NY 10021, USA
1 phone Updated Sep 2025
William L Portnoy Jr
48 · Great Neck, NY
8 Old Tree Ln, Great Neck, NY 11024, USA
Updated Dec 2025
William M Portnoy
Bridgeport, CT
(203) 374-0828
480 Glendale Ave, Bridgeport, CT 06606, USA
2 phones Updated Oct 2025
William J Portnoy
83 · Somerville, MA
(617) 335-0261
141 Central St, Somerville, MA 02145, USA
2 phones Updated Nov 2025
William J Portnoy
Wakefield, MA
(781) 245-9096
544 Salem St, Wakefield, MA 01880, USA
1 phone Updated Oct 2025
William Portnoy
Glen Cove, NY
(516) 674-1405
4 Eastland Dr, Glen Cove, NY 11542, USA
2 phones 1 address Updated Jan 2026
William Marshall Portnoy
New York, NY
(212) 722-2422
151 W 17th St, NY, NY 10011, USA
2 phones 1 address Updated Nov 2025
William C Portnoy
28 · Bonita Springs, FL
(202) 834-6260
4951 Bonita Bay Blvd, Bonita Springs, FL 34134, USA
1 phone Updated Aug 2025
William Portnoy
Sunrise, FL
(954) 742-9393
8285 Sunrise Lakes Blvd, Sunrise, FL 33322, USA
1 phone Updated Sep 2025
William C Portnoy
28 · Bonita Springs, FL
(847) 848-3866
4931 Bonita Bay Blvd, Bonita Springs, FL 34134, USA
2 phones Updated Sep 2025
William G Portnoy
65 · Columbia, SC
(845) 222-0237
1829 Senate St, Columbia, SC 29201, USA
1 phone Updated Dec 2025
William Portnoy
79 · Wilton, NH
(603) 654-2015
193 Burns Hill Rd, Wilton, NH 03086, USA
1 phone 1 address Updated Jan 2026
William James Portnoy
29 · Rochester Hills, MI
(313) 588-4032
565 Driftwood Ave, Rochester Hills, MI 48307, USA
2 phones Updated Nov 2025

Demographics

Based on a sample of 18 people named William Portnoy

About William Portnoy

William Portnoy is a very rare name in the United States, with 18 people sharing this name. That's approximately 1 in every 18,555,556 Americans. The highest concentration is in New York (33%), across 8 states total. The top city is New York, NY with 4 people. The average age is 57 years old (median 64).

Age Distribution

25-34
27%
45-54
18%
55-64
9%
65+
45%
Age range: 28 – 83 years

Birth Decade

When people named William Portnoy were born

27%
40s
9%
50s
18%
60s
18%
70s
27%
90s

Most Common First Names

For people with last name Portnoy

Show 10 more names

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Frequently Asked Questions

Common questions about people named William Portnoy

How many people named William Portnoy are there in the US?

There are approximately 18 people named William Portnoy in the United States, found across 8 states.

Where do most people named William Portnoy live?

The highest concentration of people named William Portnoy is in New York (33% of all William Portnoys). The top city is New York, NY.

What is the average age of someone named William Portnoy?

Based on public records, the average age of people named William Portnoy is 57 years old.

How can I find a specific person named William Portnoy?

You can narrow your search by selecting a state or city from the filters above. Each profile includes phone numbers, addresses, and other public records to help you identify the right person.

Is the information about William Portnoy accurate?

Our data is compiled from publicly available records and is regularly updated. However, we recommend verifying any information independently. If you find an error, please use the report feature on the individual profile page.

Other popular Portnoys