New York attorney record · Judicial Dept 3
Kaylynn Sun-Lee Yoon
Rutgers Newark alumna, admitted to the New York bar in 2005, registered office in Cambridge, MA. This established record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2005
- Admitted
- 21
- Years in bar
- 4319844
- NY reg #
The record in one line
Kaylynn Sun-Lee Yoon has held an active New York bar license for 21 years - admitted in 2005, longer-tenured than 51% of the state's currently-active attorneys.
- 21 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #124 of 332
- by tenure in Cambridge office peers
- Law school
- Rutgers Newark
Data updated September 2026
What this profile tells you
Bar status & tenure
Kaylynn Sun-Lee Yoon carries New York bar registration 4319844, an established, active practitioner in good 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 Alnylam Pharmaceuticals Inc, located in Cambridge, MA, ZIP 02142. Educational background: RUTGERS NEWARK.
State context & due diligence
With an established practice on record, Kaylynn Sun-Lee Yoon remains inside the New York bar's active cohort - see below for how that share of the register compares.
Experience vs. the active New York bar
Kaylynn Sun-Lee Yoon was admitted in 2005, giving 21 years on the New York register.
21 years on the New York bar
Years since admission, all currently-active NY attorneys
21 Top 49% higher than 51% 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 Cambridge, MA office peers
Most of the 332 NY-registered attorneys in Cambridge, MA outrank Kaylynn Sun-Lee Yoon on tenure; this record sits at the 37th local percentile (rank #124). See the Cambridge attorney directory .
- Local rank
- #124
- City cohort
- 332
- Local percentile
- 37th
- Admitted
- 2005
Nearest tenure peers in Cambridge
- Catherine Maria Biondo admitted 2005 · 21 yr
- Omar-Saeed Macklin Blayton admitted 2005 · 21 yr
- Susan Hannah Farbstein admitted 2005 · 21 yr
- Ariel Demian Jasie admitted 2005 · 21 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 Kaylynn compares to fellow Rutgers Newark alumni
Among the 417 Rutgers Newark graduates in the New York register, Kaylynn Sun-Lee Yoon is longer-tenured than 6%.
21 years vs. Rutgers Newark alumni
Years since admission - 417 NY-registered alumni of this school
21 Top 94% higher than 6% of 417 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 2005 admission class today
Of the 8,525 attorneys admitted to the New York bar in 2005, 85.6% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 4319844
- Year Admitted
- 2005 (21 yrs · senior)
- Judicial Department
- 3
- Next Registration
- Jan 2027
Location & Contact
- Company
- Alnylam Pharmaceuticals Inc
- City
- Cambridge, MA
- ZIP Code
- 02142
- Phone
- (617) 551-8200
Education
RUTGERS NEWARK
Status Distribution Across the New York Bar
Kaylynn Sun-Lee Yoon'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 Rutgers Newark alumni
Fellow alumni on the NY register whose admission year is closest to 2005 (excluding same-firm colleagues above).
Same admission year (2005), other cities
NY-registered attorneys admitted in 2005 whose listed office city differs from Cambridge, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Kaylynn Sun-Lee Yoon: closest NY bar admission year outside MA, and closest out-of-state office cities by how many NY-registered attorneys they list (~333 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~2005)
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
Kaylynn Sun-Lee Yoon'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 Kaylynn Yoon licensed?
Kaylynn Yoon is licensed to practice law in New York.
When was Kaylynn Sun-Lee Yoon admitted to the bar?
Kaylynn Sun-Lee Yoon was admitted to the bar in 2005.
Where did Kaylynn Sun-Lee Yoon go to law school?
Kaylynn Sun-Lee Yoon attended RUTGERS NEWARK.
What company does Kaylynn Sun-Lee Yoon work for?
Kaylynn Sun-Lee Yoon is associated with Alnylam Pharmaceuticals Inc in Cambridge, MA.
Is Kaylynn Sun-Lee Yoon in good standing?
Yes, Kaylynn Sun-Lee Yoon 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.