New York attorney record · Judicial Dept 3
Isabelle Louise Mercier-Dalphond
Duke University School Of Law alumna, admitted to the New York bar in 2013, registered office in New York, NY. This record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2013
- Admitted
- 13
- Years in bar
- 5187604
- NY reg #
The record in one line
Admitted in 2013, Isabelle Louise Mercier-Dalphond has built 13 years of active New York practice - more tenure than 25% of the state's currently-active attorneys.
- 13 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #54697 of 93,608
- by tenure in New York office peers
- Law school
- Duke University School Of Law
Data updated August 2026
What this profile tells you
Bar status & tenure
Bar number 5187604 on the New York register belongs to Isabelle Louise Mercier-Dalphond, currently in active standing. Registration is recorded within Judicial Department 3, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Tko, located in New York, NY (New York County), ZIP 10010. 5 other attorneys share this firm affiliation in the registry. Educational background: Duke University School of Law (2,252 registered alumni).
State context & due diligence
Isabelle Louise Mercier-Dalphond is currently part of the New York bar's active cohort, a group the breakdown below sizes against the full register.
Experience vs. the active New York bar
13 years into an active New York practice since a 2013 admission, Isabelle Louise Mercier-Dalphond sits here on the statewide experience curve - taller bars hold more attorneys at that experience level.
13 years on the New York bar
Years since admission, all currently-active NY attorneys
13 Top 75% higher than 25% 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
Isabelle Louise Mercier-Dalphond's 13-year NY register tenure places mid-pack in New York, NY: rank #54,697 of 93,608 office peers (58th percentile). See the New York attorney directory .
- Local rank
- #54,697
- City cohort
- 93,608
- Local percentile
- 58th
- Admitted
- 2013
Nearest tenure peers in New York
- Sayeda Abbas admitted 2013 · 13 yr
- Mohammed Abdul admitted 2013 · 13 yr
- Jessica-Wind Pia Abolafia admitted 2013 · 13 yr
- Judd Michael Abramson admitted 2013 · 13 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 Isabelle compares to fellow Duke University School Of Law alumni
Among the 2,805 Duke University School Of Law graduates in the New York register, Isabelle Louise Mercier-Dalphond is longer-tenured than 43%.
13 years vs. Duke University School Of Law alumni
Years since admission - 2,805 NY-registered alumni of this school
13 Top 57% higher than 43% of 2,805 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
Duke University School Of Law's active-bar rate
Of Duke University School Of Law's 2,252 alumni in the New York register, 83.2% currently hold "Currently registered" status, above the statewide average.
The 2013 admission class today
Of the 10,251 attorneys admitted to the New York bar in 2013, 90.5% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 5187604
- Year Admitted
- 2013 (13 yrs · mid-career)
- Judicial Department
- 3
- Next Registration
- Jul 2027
Location & Contact
- Company
- Tko
- City
- New York, NY
- County
- New York
- ZIP Code
- 10010
- Phone
- (212) 774-4576
Education
Status Distribution Across the New York Bar
Isabelle Louise Mercier-Dalphond'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: Tko
Other NY-registered attorneys who share this firm name on the OCA register (not a geographic peer set).
Near-tenure Duke University School Of Law alumni
Fellow alumni on the NY register whose admission year is closest to 2013 (excluding same-firm colleagues above).
Same admission year (2013), other cities
NY-registered attorneys admitted in 2013 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 Isabelle Louise Mercier-Dalphond: 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 (~2013)
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
Isabelle Louise Mercier-Dalphond'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 Isabelle Mercier-Dalphond licensed?
Isabelle Mercier-Dalphond is licensed to practice law in New York.
When was Isabelle Louise Mercier-Dalphond admitted to the bar?
Isabelle Louise Mercier-Dalphond has been on the New York bar register since 2013.
Where did Isabelle Louise Mercier-Dalphond go to law school?
Isabelle Louise Mercier-Dalphond attended Duke University School of Law.
What company does Isabelle Louise Mercier-Dalphond work for?
Isabelle Louise Mercier-Dalphond is associated with Tko in New York, NY.
Is Isabelle Louise Mercier-Dalphond in good standing?
Yes, Isabelle Louise Mercier-Dalphond 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.