New York attorney record · Judicial Dept 2
William Dee Cooper
Buffalo Law School alumna, admitted to the New York bar in 1975, registered office in Rockville Centre, NY. A half-lifetime's worth of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 1975
- Admitted
- 51
- Years in bar
- 1019256
- NY reg #
The record in one line
William Dee Cooper has spent 51 years on the register since admission in 1975, one of the longest-standing active practitioners the state bar carries at 96% tenure percentile.
- 51 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- Top 4%
- by tenure among active NY attorneys
- Law school
- Buffalo Law School
Data updated May 2026
What this profile tells you
Bar status & tenure
William Dee Cooper has carried New York bar registration 1019256 for the better part of a career, still active and in good standing. Registration is recorded within Judicial Department 2, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under William D Cooper, located in Rockville Centre, NY (Nassau County), ZIP 11570. Educational background: BUFFALO LAW SCHOOL (61 registered alumni).
State context & due diligence
Across a career spanning 51 years, William Dee Cooper has remained part of the New York bar's active cohort, a share of the register detailed further below.
Experience vs. the active New York bar
William Dee Cooper's 51 years since a 1975 admission places this record near the far edge of the statewide tenure curve below.
51 years on the New York bar
Years since admission, all currently-active NY attorneys
51 Top 4% higher than 96% 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
Buffalo Law School's active-bar rate
Of Buffalo Law School's 61 alumni in the New York register, 69.4% currently hold "Currently registered" status, above the statewide average.
Buffalo Law School alumni, active-bar rate
The 1975 admission class today
Of the 3,195 attorneys admitted to the New York bar in 1975, 47.9% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 1019256
- Year Admitted
- 1975 (51 yrs · veteran)
- Judicial Department
- 2
- Next Registration
- Jul 2026
Location & Contact
- Company
- William D Cooper
- City
- Rockville Centre, NY
- County
- Nassau
- ZIP Code
- 11570
- Phone
- (516) 766-6736
Education
Status Distribution Across the New York Bar
William Dee Cooper'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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William Dee Cooper'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 William Cooper licensed?
William Cooper is licensed to practice law in New York.
When was William Dee Cooper admitted to the bar?
William Dee Cooper's admission to the New York bar dates back to 1975.
Where did William Dee Cooper go to law school?
William Dee Cooper attended BUFFALO LAW SCHOOL.
What company does William Dee Cooper work for?
William Dee Cooper is associated with William D Cooper in Rockville Centre, NY.
Is William Dee Cooper in good standing?
Yes, William Dee Cooper 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.