New York attorney record · Judicial Dept 2
Donald Allan Hamburg
Cornell Law School alumna, admitted to the New York bar in 1964, registered office in New York, NY. A half-lifetime's worth of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 1964
- Admitted
- 62
- Years in bar
- 1456102
- NY reg #
The record in one line
Donald Allan Hamburg has spent 62 years on the register since admission in 1964, one of the longest-standing active practitioners the state bar carries at 99% tenure percentile.
- 62 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- Top 1%
- by tenure among active NY attorneys
- Law school
- Cornell Law School
Data updated May 2026
What this profile tells you
Bar status & tenure
Donald Allan Hamburg has carried New York bar registration 1456102 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 Spencer Fane, LLP, located in New York, NY (New York County), ZIP 10017. 1 other attorney shares this firm affiliation in the registry. Educational background: Cornell Law School (4,728 registered alumni).
State context & due diligence
Across a career spanning 62 years, Donald Allan Hamburg 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
Donald Allan Hamburg's 62 years since a 1964 admission places this record near the far edge of the statewide tenure curve below.
62 years on the New York bar
Years since admission, all currently-active NY attorneys
62 Top 1% higher than 99% 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 Donald compares to fellow Cornell Law School alumni
Among the 3,422 Cornell Law School graduates in the New York register, Donald Allan Hamburg is longer-tenured than 99% - a school-cohort view of experience, alongside the statewide one above.
62 years vs. Cornell Law School alumni
Years since admission - 3,422 NY-registered alumni of this school
62 Top 1% higher than 99% of 3,422 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
Cornell Law School's active-bar rate
Of Cornell Law School's 4,728 alumni in the New York register, 75.4% currently hold "Currently registered" status, above the statewide average.
Cornell Law School alumni, active-bar rate
The 1964 admission class today
Of the 1,418 attorneys admitted to the New York bar in 1964, 22.3% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 1456102
- Year Admitted
- 1964 (62 yrs · veteran)
- Judicial Department
- 2
- Next Registration
- Feb 2028
Location & Contact
- Company
- Spencer Fane, LLP
- City
- New York, NY
- County
- New York
- ZIP Code
- 10017
- Phone
- (212) 907-7300
Education
Status Distribution Across the New York Bar
Donald Allan Hamburg'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.
Other Attorneys at Spencer Fane, LLP
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Compare credentials side-by-side
Compare Donald Allan Hamburg with similar attorneys in New York.
Compare attorneys →Before you rely on this record
Donald Allan Hamburg'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 Donald Hamburg licensed?
Donald Hamburg is licensed to practice law in New York.
When was Donald Allan Hamburg admitted to the bar?
Donald Allan Hamburg's admission to the New York bar dates back to 1964.
Where did Donald Allan Hamburg go to law school?
Donald Allan Hamburg attended Cornell Law School.
What company does Donald Allan Hamburg work for?
Donald Allan Hamburg is associated with Spencer Fane, LLP in New York, NY.
Is Donald Allan Hamburg in good standing?
Yes, Donald Allan Hamburg 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.