New York attorney record · Judicial Dept 3
Joanne Aiko Matsuo
American University Washington College alumna, admitted to the New York bar in 2002, registered office in Arlington, VA. This established record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2002
- Admitted
- 24
- Years in bar
- 4070330
- NY reg #
The record in one line
Joanne Aiko Matsuo has held an active New York bar license for 24 years - admitted in 2002, longer-tenured than 51% of the state's currently-active attorneys.
- 24 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- Top 49%
- by tenure among active NY attorneys
- Law school
- American University Washington College
Data updated May 2026
What this profile tells you
Bar status & tenure
Joanne Aiko Matsuo carries New York bar registration 4070330, an established, active practitioner in good standing. Registration is recorded within Judicial Department 3, the appellate division overseeing this attorney's home district.
Practice context & education
The attorney's registration lists a business address in Arlington, VA, ZIP 22202. Educational background: AMERICAN UNIVERSITY WASHINGTON COLLEGE (165 registered alumni).
State context & due diligence
With an established practice on record, Joanne Aiko Matsuo remains inside the New York bar's active cohort - see below for how that share of the register compares.
Experience vs. the active New York bar
Joanne Aiko Matsuo was admitted in 2002, giving 24 years on the New York register. The histogram places that tenure against every currently-active attorney in the state, taller bars hold more attorneys at that experience level.
24 years on the New York bar
Years since admission, all currently-active NY attorneys
24 Top 49% higher than 51% of 284,296 active NY attorneys
Each bar is a band; taller bars hold more active NY attorneys. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source NY Office of Court Administration, Attorney Registration · May 2026
How Joanne compares to fellow American University Washington College alumni
Among the 129 American University Washington College graduates in the New York register, Joanne Aiko Matsuo is longer-tenured than 2% - a school-cohort view of experience, alongside the statewide one above.
24 years vs. American University Washington College alumni
Years since admission - 129 NY-registered alumni of this school
24 Top 98% higher than 2% of 129 fellow alumni
Each bar is a band; taller bars hold more fellow alumni. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source NY Office of Court Administration, Attorney Registration · May 2026
American University Washington College's active-bar rate
Of American University Washington College's 165 alumni in the New York register, 71.3% currently hold "Currently registered" status, above the statewide average.
American University Washington College alumni, active-bar rate
The 2002 admission class today
Of the 7,981 attorneys admitted to the New York bar in 2002, 65.2% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 4070330
- Year Admitted
- 2002 (24 yrs · senior)
- Judicial Department
- 3
- Next Registration
- Jan 2028
Location & Contact
- City
- Arlington, VA
- ZIP Code
- 22202
- Phone
- (703) 594-6134
Education
Status Distribution Across the New York Bar
Joanne Aiko Matsuo's current status, "Currently registered", places this attorney in the 66.2% of the 429,620-attorney New York register currently marked active.
Full statewide breakdown & source note
Source: NY Office of Court Administration, Attorney Registrations. Status counts reflect the latest reporting cycle. Bar status confirms registration only; it does not imply competence, specialty fit, or freedom from complaints.
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Compare Joanne Aiko Matsuo with similar attorneys in Arlington.
Compare attorneys →Before you rely on this record
Joanne Aiko Matsuo's "Currently registered" listing confirms bar standing only, it is a registration fact to verify, not a verdict on quality or competence.
Frequently Asked Questions
Where is Joanne Matsuo licensed?
Joanne Matsuo is licensed to practice law in New York.
When was Joanne Aiko Matsuo admitted to the bar?
Joanne Aiko Matsuo was admitted to the bar in 2002.
Where did Joanne Aiko Matsuo go to law school?
Joanne Aiko Matsuo attended AMERICAN UNIVERSITY WASHINGTON COLLEGE.
Is Joanne Aiko Matsuo in good standing?
Yes, Joanne Aiko Matsuo holds active bar status ("Currently registered").
Sourced from the NY Office of Court Administration, informational only, not legal advice. Full disclosure.
Read our methodology - how this data is sourced, computed, and verified.