John Koo
We found 66 people named John Koo across 16 states. View phone numbers, addresses, and public records. Use the state filter to narrow results.
Geographic Distribution
Where people named John Koo live in the US
Demographics
Based on a sample of 66 people named John Koo
About John Koo
John Koo is a very rare name in the United States, with 66 people sharing this name. That's approximately 1 in every 5,060,606 Americans. The highest concentration is in California (42%), across 16 states total. The top city is Los Angeles, CA with 7 people. The average age is 59 years old (median 60).
Age Distribution
25-34
3%
35-44
9%
45-54
26%
55-64
37%
65+
26%
Age range: 34 – 88 years
Birth Decade
When people named John Koo were born
3%
30s
3%
40s
17%
50s
34%
60s
26%
70s
11%
80s
6%
90s
Most Common First Names
For people with last name Koo
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No states match your search. Try a different spelling.
Browse by State
Top Cities
People Named John Koo
John Koo
Boston, MA
(617) 670-2950
111 Park Dr, Boston, MA 02215, USA
1 phone
Updated Jan 2026
John C Koo
Rancho Cucamonga, CA
(818) 241-6223
12395 Goodwood Dr, Rancho Cucamonga, CA 91739, USA
1 phone
Updated Dec 2025
John B Koo
50 · Dover, NJ
(201) 323-2909
16 2nd St, Dover, NJ 07801, USA
5 phones
4 addresses
Updated Jan 2026
John J Koo
52 · Portland, OR
2232 NE 19th Ave, Portland, OR 97212, USA
Updated Dec 2025
John Koo
53 · Santa Clarita, CA
(818) 952-2062
21002 Oakriver Ln, Santa Clarita, CA 91321, USA
5 phones
6 addresses
Updated Jan 2026
John T Koo
52 · Boston, MA
221 W Newton St, Boston, MA 02116, USA
Updated Nov 2025
John Koo
44 · Chico, CA
(415) 572-4031
804 Chestnut St, Chico, CA 95928, USA
1 phone
Updated Sep 2025
John Koo
Thornton, CO
(303) 491-5810
13711 Detroit St, Thornton, CO 80602, USA
1 phone
Updated Oct 2025
John H Koo
Sunnyvale, CA
(415) 309-2208
1139 Reed Ave, Sunnyvale, CA 94086, USA
1 phone
Updated Sep 2025
John S Koo
65 · Englewood, CO
(303) 548-7191
12 Cherry Ln Dr, Englewood, CO 80113, USA
4 phones
Updated Sep 2025
John Koo
56 · Honolulu, HI
(213) 422-9238
2895 Kalakaua Ave, Honolulu, HI 96815, USA
1 phone
Updated Aug 2025
John Koo
Kailua, HI
640 Ulukahiki St, Kailua, HI 96734, USA
Updated Aug 2025
John Koo
Phoenix, AZ
(520) 932-4457
16017 S 6th St, Phoenix, AZ 85048, USA
2 phones
Updated Dec 2025
John Koo
Nashville, TN
(615) 329-9388
2000 Grand Ave, Nashville, TN 37212, USA
1 phone
Updated Dec 2025
John C Koo
Arcadia, CA
(626) 836-9189
711 Carriage House Dr, Arcadia, CA 91006, USA
1 phone
Updated Nov 2025
John W Koo
Broadview Heights, OH
(440) 237-0209
799 Tollis Pkwy, Broadview Heights, OH 44147, USA
1 phone
Updated Dec 2025
John Koo
48 · Carlsbad, CA
(701) 280-0416
1366 Cassins St, Carlsbad, CA 92011, USA
3 phones
5 addresses
Updated Jan 2026
John C Koo
73 · Los Angeles, CA
(310) 562-9307
3131 Mandeville Canyon Rd, LA, CA 90049, USA
8 phones
8 addresses
Updated Nov 2025
John Koo
Los Angeles, CA
647 Wilcox Ave, LA, CA 90004, USA
Updated Nov 2025
John Koo
Bronx, NY
(917) 655-6817
213 W 231st St, Kingsbridge, NY 10463, USA
1 phone
Updated Oct 2025
John Koo
53 · Chicago, IL
(312) 953-1647
4746 S Ashland Ave, Chicago, IL 60609, USA
2 phones
1 relative
Updated Jan 2026
John Koo
44 · Novato, CA
(415) 845-4180
1200 Simmons Ln, Novato, CA 94945, USA
4 phones
4 addresses
Updated Nov 2025
John Koo
Los Angeles, CA
11947 Dorothy St, LA, CA 90049, USA
Updated Jan 2026
John Koo
60 · Los Angeles, CA
19229 Index St, LA, CA 91326, USA
Updated Jan 2026
Show more
John Koo
58 · Rowland Heights, CA
(626) 964-3308
2010 Batson Ave, Rowland Heights, CA 91748, USA
1 phone
Updated Aug 2025
John Koo
San Lorenzo, CA
16349 Kent Ave, San Lorenzo, CA 94580, USA
Updated Oct 2025
John O Koo
61 · Bronx, NY
(718) 796-2236
3251 Tibbett Ave, Kingsbridge, NY 10463, USA
1 phone
Updated Nov 2025
John Koo
45 · Stockton, CA
1214 Wrangler Cir, Stockton, CA 95210, USA
Updated Dec 2025
John Koo
62 · Marysville, CA
1862 Waterfall Dr, Marysville, CA 95901, USA
Updated Dec 2025
John Koo
71 · San Francisco, CA
(415) 269-1768
2027 16th Ave, SF, CA 94116, USA
5 phones
6 addresses
Updated Dec 2025
John T Koo
51 · Hillsborough, CA
(650) 558-8658
2140 Redington Rd, Hillsborough, CA 94010, USA
10 phones
15 addresses
Updated Sep 2025
John C Koo
62 · Cincinnati, OH
4341 St Lawrence Ave, Cin, OH 45205, USA
Updated Dec 2025
John T Koo
69 · Queens, NY
(718) 661-1451
54-22 152nd St, Flushing, NY 11355, USA
1 phone
Updated Jan 2026
John K Koo
Bethesda, MD
(301) 530-5786
5310 Danbury Rd, Bethesda, MD 20814, USA
1 phone
Updated Oct 2025
John Koo
Roselle, IL
(630) 842-1046
785 Overland Ct, Roselle, IL 60172, USA
1 phone
Updated Jan 2026
John Koo
Elk Grove, CA
(916) 879-6594
5224 Applehurst Way, Elk Grove, CA 95758, USA
2 phones
Updated Aug 2025
John Y Koo
Jacksonville, FL
(904) 757-3998
9949 Deercreek Club Rd E, Jacksonville, FL 32256, USA
11 phones
25 addresses
1 relative
Updated Dec 2025
John Koo
64 · Oakland, CA
(510) 465-1329
819 E 22nd St, Oakland, CA 94606, USA
2 phones
Updated Sep 2025
John Koo
Houston, TX
(713) 463-8584
12931 Memorial Dr, Houston, TX 77079, USA
1 phone
1 address
Updated Sep 2025
John Koo
Houston, TX
(713) 973-7148
13238 Trail Hollow Dr, Houston, TX 77079, USA
1 phone
Updated Sep 2025
John Koo
Houston, TX
(713) 984-1294
12933 Trail Hollow Dr, Houston, TX 77079, USA
1 phone
1 address
Updated Sep 2025
John C Koo
62 · New Trenton, IN
(513) 818-8659
5129 North St, New Trenton, IN 47035, USA
1 phone
Updated Nov 2025
John Koo
Portland, OR
(503) 331-3089
3600 N Interstate Ave, Portland, OR 97227, USA
2 phones
Updated Dec 2025
John D Koo
69 · Hacienda Heights, CA
(626) 964-4634
16820 Royal View Rd, Hacienda Heights, CA 91745, USA
2 phones
Updated Aug 2025
John Koo
70 · San Francisco, CA
(415) 699-5413
138 Park St, SF, CA 94110, USA
5 phones
5 addresses
Updated Aug 2025
John G Koo
64 · San Jose, CA
(408) 377-0389
2130 Pso Del Oro, San Jose, CA 95124, USA
5 phones
2 addresses
Updated Sep 2025
John Koo
Rowland Heights, CA
(626) 905-0135
3521 Normandy Way, Rowland Heights, CA 91748, USA
2 phones
Updated Aug 2025
John Adam Koo
35 · Cincinnati, OH
154 Meridian St, Cin, OH 45233, USA
Updated Jan 2026
John P Koo
Bronx, NY
(718) 796-2236
3251 Tibbett Ave, Kingsbridge, NY 10463, USA
1 phone
Updated Dec 2025
John C Koo
Diamond Bar, CA
(909) 860-0669
651 Rainbow Pl, Diamond Bar, CA 91765, USA
1 phone
Updated Sep 2025
John K Koo
79 · Beaverton, OR
(503) 691-9497
16299 NW Norwich Ct, Beaverton, OR 97006, USA
4 phones
1 address
Updated Dec 2025
John J Koo
56 · Los Angeles, CA
(213) 386-4587
615 S Manhattan Pl, LA, CA 90005, USA
1 phone
Updated Sep 2025
John Koo
46 · Queens, NY
(917) 291-6971
201-12 Rocky Hill Rd, Bayside, NY 11361, USA
1 phone
Updated Dec 2025
John H Koo
64 · Emerson, NJ
(201) 750-9909
25 Longview Dr, Emerson, NJ 07630, USA
1 phone
Updated Dec 2025
John G Koo
34 · Laurel, MD
(410) 808-8447
8734 Polished Pebble Way, Laurel, MD 20723, USA
1 phone
Updated Jan 2026
John Koo
75 · Ellicott City, MD
(410) 292-6128
9521 Joey Dr, Ellicott City, MD 21042, USA
3 phones
Updated Oct 2025
John Koo
Elmwood Park, NJ
(201) 797-1142
6 Fredericks Ct, Elmwood Park, NJ 07407, USA
1 phone
Updated Oct 2025
John Y Koo
Los Angeles, CA
(310) 562-9307
3131 Mandeville Canyon Rd, LA, CA 90049, USA
2 phones
Updated Jan 2026
John Koo
Los Angeles, CA
(323) 481-1173
2803 S Santa Fe Ave, Los Angeles, CA 90058, USA
1 phone
Updated Oct 2025
John C Koo
60 · Alhambra, CA
(626) 281-6951
912 S Electric Ln, Alhambra, CA 91803, USA
3 phones
Updated Dec 2025
John Koo
64 · Old Tappan, NJ
(201) 750-9909
25 Longview Ct, Old Tappan, NJ 07675, USA
7 phones
13 addresses
Updated Nov 2025
John J Koo
Boston, MA
(617) 670-2950
111 Park Dr, Boston, MA 02215, USA
1 phone
Updated Sep 2025
John Koo
Cincinnati, OH
112 Anderson Ferry Rd, Cincinnati, OH 45238, USA
Updated Oct 2025
John W Koo
88 · Cincinnati, OH
(513) 347-0844
2546 Ferguson Rd, Cincinnati, OH 45238, USA
1 phone
Updated Jan 2026
John Koo
Centreville, VA
(703) 378-4389
5474 Serviceberry St, Centreville, VA 20120, USA
1 phone
Updated Nov 2025
John Koo
Highland Park, IL
(630) 307-9489
1972 Clavey Rd, Highland Park, IL 60035, USA
1 phone
Updated Nov 2025
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Frequently Asked Questions
Common questions about people named John Koo
How many people named John Koo are there in the US?
There are approximately 66 people named John Koo in the United States, found across 16 states.
Where do most people named John Koo live?
The highest concentration of people named John Koo is in California (42% of all John Koos). The top city is Los Angeles, CA.
What is the average age of someone named John Koo?
Based on public records, the average age of people named John Koo is 59 years old.
How can I find a specific person named John Koo?
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 Koo 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.