New York attorney record · Judicial Dept 1
Clifford Johan Groen
Harvard alumna, admitted to the New York bar in 1977, 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.
- 1977
- Admitted
- 49
- Years in bar
- 2203917
- NY reg #
The record in one line
Clifford Johan Groen has spent 49 years on the register since admission in 1977, one of the longest-standing active practitioners the state bar carries at 92% tenure percentile.
- 49 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #3355 of 93,608
- by tenure in New York office peers
- Law school
- Harvard
Data updated August 2026
What this profile tells you
Bar status & tenure
Clifford Johan Groen has carried New York bar registration 2203917 for the better part of a career, still active and in good standing. Registration is recorded within Judicial Department 1, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under N/A, located in New York, NY (New York County), ZIP 10028. 5 other attorneys share this firm affiliation in the registry. Educational background: HARVARD (7,182 registered alumni).
State context & due diligence
Across a career spanning 49 years, Clifford Johan Groen 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
Clifford Johan Groen's 49 years since a 1977 admission places this record near the far edge of the statewide tenure curve below.
49 years on the New York bar
Years since admission, all currently-active NY attorneys
49 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 · August 2026
Tenure among New York, NY office peers
Clifford Johan Groen is earlier in the New York, NY office cohort than most peers: local tenure rank #3,355 of 93,608 (4th percentile). See the New York attorney directory .
- Local rank
- #3,355
- City cohort
- 93,608
- Local percentile
- 4th
- Admitted
- 1977
Nearest tenure peers in New York
- Debra M. Aaron admitted 1977 · 49 yr
- Philip E. Aarons admitted 1977 · 49 yr
- Robert M. Abrahams admitted 1977 · 49 yr
- Amy Adelson admitted 1977 · 49 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 August 2026. Derived local rank, not published upstream.
How Clifford compares to fellow Harvard alumni
Among the 3,045 Harvard graduates in the New York register, Clifford Johan Groen is longer-tenured than 99%.
49 years vs. Harvard alumni
Years since admission - 3,045 NY-registered alumni of this school
49 Top 1% higher than 99% of 3,045 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 · August 2026
Harvard's active-bar rate
Of Harvard's 7,182 alumni in the New York register, 50% currently hold "Currently registered" status, below the statewide average.
The 1977 admission class today
Of the 3,593 attorneys admitted to the New York bar in 1977, 51.2% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 2203917
- Year Admitted
- 1977 (49 yrs · veteran)
- Judicial Department
- 1
- Next Registration
- Jul 2028
Location & Contact
- Company
- N/A
- City
- New York, NY
- County
- New York
- ZIP Code
- 10028
- Phone
- (212) 861-1550
Education
Status Distribution Across the New York Bar
Clifford Johan Groen'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.
Same firm affiliation: N/A
Other NY-registered attorneys who share this firm name on the OCA register (not a geographic peer set).
Near-tenure Harvard alumni
Fellow alumni on the NY register whose admission year is closest to 1977 (excluding same-firm colleagues above).
Same admission year (1977), other cities
NY-registered attorneys admitted in 1977 whose listed office city differs from New York, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Clifford Johan Groen: closest NY bar admission year outside NY, and closest out-of-state office cities by how many NY-registered attorneys they list (~93,609 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~1977)
Counts come from the NY State Office of Court Administration registration extract; peers are not a competence or practice-area ranking.
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Compare attorneys →Before you rely on this record
Clifford Johan Groen'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 Clifford Groen licensed?
Clifford Groen is licensed to practice law in New York.
When was Clifford Johan Groen admitted to the bar?
Clifford Johan Groen's admission to the New York bar dates back to 1977.
Where did Clifford Johan Groen go to law school?
Clifford Johan Groen attended HARVARD.
What company does Clifford Johan Groen work for?
Clifford Johan Groen is associated with N/A in New York, NY.
Is Clifford Johan Groen in good standing?
Yes, Clifford Johan Groen 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.