New York attorney record · Judicial Dept 1
Tian Tina Delin Xu
Columbia Law School alumna, admitted to the New York bar in 2018, registered office in New York, NY. This record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2018
- Admitted
- 8
- Years in bar
- 5643762
- NY reg #
The record in one line
Tian Tina Delin Xu appears in the New York attorney register with a current status of "Due to reregister within 30 days of birthday", on record since 2018 - an administrative designation rather than discipline, but confirm current standing with the state bar.
- 8 yrs
- since first admission to the bar
- Pending-renewal
- current bar status: "Due to reregister within 30 days of birthday"
- Law school
- Columbia Law School
Data updated May 2026
What this profile tells you
Bar status & tenure
Tian Tina Delin Xu is registered as bar number 5643762 with the New York bar authority, carrying a current status of "Due to reregister within 30 days of birthday", a routine periodic-renewal reminder, not discipline. Registration is recorded within Judicial Department 1, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Gunderson Dettmer Stough Villeneuve Franklin & Hachigian LLP, located in New York, NY (New York County), ZIP 10001. 5 other attorneys share this firm affiliation in the registry. Educational background: Columbia Law School (21,447 registered alumni).
State context & due diligence
A "Due to reregister within 30 days of birthday" status falls outside the New York bar's active cohort for now. The breakdown below shows what share of the register that represents.
How Tian compares to fellow Columbia Law School alumni
Among the 11,886 Columbia Law School graduates in the New York register, Tian Tina Delin Xu is longer-tenured than 17% - a school-cohort view of experience, alongside the statewide one above.
8 years vs. Columbia Law School alumni
Years since admission - 11,886 NY-registered alumni of this school
8 Top 83% higher than 17% of 11,886 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
Columbia Law School's active-bar rate
Of Columbia Law School's 21,447 alumni in the New York register, 77.3% currently hold "Currently registered" status, above the statewide average.
Columbia Law School alumni, active-bar rate
The 2018 admission class today
Of the 8,750 attorneys admitted to the New York bar in 2018, 73.2% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Due to reregister within 30 days of birthday
- Registration Number
- 5643762
- Year Admitted
- 2018 (8 yrs · mid-career)
- Judicial Department
- 1
- Next Registration
- Mar 2026
Location & Contact
- Company
- Gunderson Dettmer Stough Villeneuve Franklin & Hachigian LLP
- City
- New York, NY
- County
- New York
- ZIP Code
- 10001
- Phone
- (212) 430-3151
Education
Status Distribution Across the New York Bar
Tian Tina Delin Xu's current status, "Due to reregister within 30 days of birthday", places this record outside 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 Gunderson Dettmer Stough Villeneuve Franklin & Hachigian LLP
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Tian Tina Delin Xu is currently listed as "Due to reregister within 30 days of birthday", treat that as a registration fact to confirm, not a verdict on quality.
Frequently Asked Questions
Where is Tian Xu licensed?
Tian Xu is licensed to practice law in New York.
When was Tian Tina Delin Xu admitted to the bar?
Tian Tina Delin Xu has been on the New York bar register since 2018.
Where did Tian Tina Delin Xu go to law school?
Tian Tina Delin Xu attended Columbia Law School.
What company does Tian Tina Delin Xu work for?
Tian Tina Delin Xu is associated with Gunderson Dettmer Stough Villeneuve Franklin & Hachigian LLP in New York, NY.
Is Tian Tina Delin Xu in good standing?
Not currently, Tian Tina Delin Xu's listed status is "Due to reregister within 30 days of birthday", not active standing. Confirm current status with the state bar.
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.