New York attorney record · Judicial Dept 2
Diana Leahy
St Johns University alumna, admitted to the New York bar in 1981, registered office in Southampton, NY. A half-lifetime's worth of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 1981
- Admitted
- 45
- Years in bar
- 1728229
- NY reg #
The record in one line
Diana Leahy has spent 45 years on the register since admission in 1981, one of the longest-standing active practitioners the state bar carries at 92% tenure percentile.
- 45 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #39 of 124
- by tenure in Southampton office peers
- Law school
- St Johns University
Data updated September 2026
What this profile tells you
Bar status & tenure
Diana Leahy has carried New York bar registration 1728229 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 Diana Leahy Attorney At Law, located in Southampton, NY (Suffolk County), ZIP 11969. Educational background: ST JOHNS UNIVERSITY.
State context & due diligence
Across a career spanning 45 years, Diana Leahy 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
Diana Leahy's 45 years since a 1981 admission places this record near the far edge of the statewide tenure curve below.
45 years on the New York bar
Years since admission, all currently-active NY attorneys
45 Top 8% higher than 92% of 290,787 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 · September 2026
Tenure among Southampton, NY office peers
Diana Leahy is toward the newer end of Southampton, NY's NY register cohort: #39 of 124 by years since admission. See the Southampton attorney directory .
- Local rank
- #39
- City cohort
- 124
- Local percentile
- 31st
- Admitted
- 1981
Nearest tenure peers in Southampton
- Thomas Leathem Leahy admitted 1981 · 45 yr
- Frederick Blair Locker admitted 1981 · 45 yr
- Richard M. Mathew admitted 1981 · 45 yr
- John J. Bennett admitted 1982 · 44 yr
How local rank is computed
Rank uses years since NY-bar admission among non-deceased registry rows that list the same office city and state, a local placement, not a statewide claim. Source: NY Office of Court Administration Attorney Registration · as of September 2026. Derived local rank, not published upstream.
How Diana compares to fellow St Johns University alumni
Among the 3,147 St Johns University graduates in the New York register, Diana Leahy is longer-tenured than 82%.
45 years vs. St Johns University alumni
Years since admission - 3,147 NY-registered alumni of this school
45 Top 18% higher than 82% of 3,147 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 · September 2026
The 1981 admission class today
Of the 4,916 attorneys admitted to the New York bar in 1981, 54.1% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 1728229
- Year Admitted
- 1981 (45 yrs · veteran)
- Judicial Department
- 2
- Next Registration
- Nov 2026
Location & Contact
- Company
- Diana Leahy Attorney At Law
- City
- Southampton, NY
- County
- Suffolk
- ZIP Code
- 11969
- Phone
- (631) 965-9370
Education
ST JOHNS UNIVERSITY
Status Distribution Across the New York Bar
Diana Leahy's current status, "Currently registered", places this attorney in the 67.2% of the 432,625-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.
Near-tenure St Johns University alumni
Fellow alumni on the NY register whose admission year is closest to 1981 (excluding same-firm colleagues above).
Same admission year (1981), other cities
NY-registered attorneys admitted in 1981 whose listed office city differs from Southampton, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Diana Leahy: closest NY bar admission year outside NY, and closest out-of-state office cities by how many NY-registered attorneys they list (~125 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~1981)
Counts come from the NY State Office of Court Administration registration extract; peers are not a competence or practice-area ranking.
Verify This Attorney
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Compare attorneys →Before you rely on this record
Diana Leahy'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 Diana Leahy licensed?
Diana Leahy is licensed to practice law in New York.
When was Diana Leahy admitted to the bar?
Diana Leahy's admission to the New York bar dates back to 1981.
Where did Diana Leahy go to law school?
Diana Leahy attended ST JOHNS UNIVERSITY.
What company does Diana Leahy work for?
Diana Leahy is associated with Diana Leahy Attorney At Law in Southampton, NY.
Is Diana Leahy in good standing?
Yes, Diana Leahy holds active bar status ("Currently registered").
Cite this page & disclosure
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.