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John Greff

We found 12 people named John Greff across 7 states. View phone numbers, addresses, and public records. Use the state filter to narrow results.

People Named John Greff

John Greff
42 · Denair, CA
(209) 589-7336
4619 Naranjo Ct, Denair, CA 95316, USA
5 phones 12 addresses Updated Nov 2025
John S Greff Sr
Modesto, CA
(626) 315-0473
3621 Cam Real, Modesto, CA 95356, USA
6 phones 14 addresses Updated Nov 2025
John Greff
Piscataway, NJ
(732) 989-0254
1752 W 5th St, Piscataway, NJ 08854, USA
1 phone Updated Sep 2025
John T Greff
66 · Boulder, CO
(303) 546-0400
4430 Arapahoe Ave, Boulder, CO 80303, USA
1 phone Updated Jan 2026
John M Greff
39 · Riverton, WY
(307) 856-6722
1306 Rose Marie Dr, Riverton, WY 82501, USA
2 phones Updated Dec 2025
John T Greff
70 · Louisville, CO
(303) 661-0949
538 Manorwood Ln, Louisville, CO 80027, USA
2 phones Updated Dec 2025
John S Greff
Cliffside Park, NJ
(201) 943-8002
286 John St, Cliffside Park, NJ 07010, USA
1 phone Updated Dec 2025
John S Greff
62 · Jamesburg, NJ
(609) 943-8002
9 Stockton Ave, Jamesburg, NJ 08831, USA
2 phones Updated Jan 2026
John Greff
39 · Katy, TX
20722 Castle Bend Dr, Katy, TX 77450, USA
Updated Aug 2025
John Greff
Gillespie, IL
(217) 621-3838
605 E Chestnut St, Gillespie, IL 62033, USA
1 phone Updated Nov 2025
John S Greff
75 · Garrison, ND
(701) 223-3692
4943 Ulrich Rd, Garrison, ND 58540, USA
2 phones 4 addresses Updated Jan 2026
John S Greff
Dickinson, ND
(701) 264-7003
1217 8th Street East, Dickinson, ND 58601, USA
1 phone Updated Aug 2025

Geographic Distribution

Where people named John Greff live in the US

Greff Across the US

AK: No data AL: No data AR: No data AZ: No data California: 2 people Colorado: 2 people CT: No data DC: No data DE: No data FL: No data GA: No data HI: No data IA: No data ID: No data IL: No data IN: No data KS: No data KY: No data LA: No data MA: No data MD: No data ME: No data MI: No data MN: No data MO: No data MS: No data MT: No data NC: No data North Dakota: 2 people NE: No data NH: No data New Jersey: 3 people NM: No data NV: No data NY: No data OH: No data OK: No data OR: No data PA: No data RI: No data SC: No data SD: No data TN: No data TX: No data UT: No data VA: No data VT: No data WA: No data WI: No data WV: No data WY: No data
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Highest Concentration

Per 100,000 residents

Demographics

Based on a sample of 12 people named John Greff

About John Greff

John Greff is a very rare name in the United States, with 12 people sharing this name. That's approximately 1 in every 27,833,333 Americans. The highest concentration is in New Jersey (25%), across 7 states total. The top city is Modesto, CA with 1 people. The average age is 56 years old (median 62).

Age Distribution

35-44
43%
55-64
14%
65+
43%
Age range: 39 – 75 years

Birth Decade

When people named John Greff were born

29%
50s
29%
60s
43%
80s

Most Common First Names

For people with last name Greff

Show 10 more names

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Frequently Asked Questions

Common questions about people named John Greff

How many people named John Greff are there in the US?

There are approximately 12 people named John Greff in the United States, found across 7 states.

Where do most people named John Greff live?

The highest concentration of people named John Greff is in New Jersey (25% of all John Greffs). The top city is Modesto, CA.

What is the average age of someone named John Greff?

Based on public records, the average age of people named John Greff is 56 years old.

How can I find a specific person named John Greff?

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 John Greff 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.

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