Southern District of New York / Appointed 1994 / Senior status since 2011

Lewis A. Kaplan

Judge, U.S. District Court for the Southern District of New York

Appointed by President William J. Clinton in 1994 and confirmed by voice vote, Lewis A. Kaplan is a Judge on the U.S. District Court for the Southern District of New York. He earned a law degree from Harvard Law School in 1969. Rulings & record ↓ Sources ↓

Born
1944 · age 82
Appointed by
William J. Clinton, 1994
Confirmed
by voice vote
Education
University of Rochester 1966 · Harvard Law School 1969
Succeeded by
Ronnie Abrams

Federal judicial service

YearCourtAppointed byVote
1994Southern District of New YorkClinton (D)Voice vote

Party letters show the appointing president’s party, not the judge’s own. A voice vote means the chamber approved aloud. No senator-by-senator tally is recorded.

Confirmation vote

Voice vote

The Senate approved this confirmation aloud, with no senator-by-senator tally recorded. Recorded roll-call votes begin in 1989.

Education

Judicial Record

Caseload & case types

In our data, Kaplan was assigned 7,521 district-court cases (1971–2026). Median time from filing to termination: 291 days across 7,323 closed cases.

Personal-injury torts28%
Contract17%
Civil rights10%
Intellectual property8%
Prisoner & habeas7%
Labor & ERISA6%
Other24%

Case assignment is from CourtListener’s PACER-derived docket records: a partial sample, not a complete caseload, reflecting the judge last assigned each case. How we count.

On appeal

Of 275 of Kaplan’s decisions reviewed on the merits by the U.S. courts of appeals in our data, 216 were affirmed, 28 reversed or vacated, and 31 affirmed in part and reversed in part. This is a historical count of appellate outcomes for cases we could match, not a judgment of the judge, and not a complete record. How we count.

In our data, Kaplan authored 703 published opinions for the court (1994–2011). Most cited: In Re Rezulin Products Liability Litigation (191 citations).

A selective record from published opinions in the CourtListener corpus, not every ruling; most unpublished district orders are not included. Counts and rankings are objective and recomputable: how we count. We describe the record, not the judge.

Recent & notable rulings

YearCaseCitationCited
2004In Re Rezulin Products Liability Litigation309 F. Supp. 2d 531191
2005In Re Parmalat Securities Litigation375 F. Supp. 2d 278107
2005In Re BISYS Securities Litigation397 F. Supp. 2d 43083
2005In Re Parmalat Securities Litigation376 F. Supp. 2d 47276
1997ICD Holdings S.A. v. Frankel976 F. Supp. 23471
2011In Re Lehman Bros. Securities and Erisa Litigation799 F. Supp. 2d 25866
1997Playboy Enterprises, Inc. v. Dumas960 F. Supp. 71066
2002Velez v. Vassallo203 F. Supp. 2d 31265
2007Fraternity Fund Ltd. v. Beacon Hill Asset Management, LLC479 F. Supp. 2d 34962
2001In Re Rezulin Products Liability Litigation133 F. Supp. 2d 27261
1998PICCOLI A/S v. Calvin Klein Jeanswear Co.19 F. Supp. 2d 15760
2006International Equity Investments, Inc. v. Opportunity Equity Partners, Ltd.427 F. Supp. 2d 49157
2000Ramos v. Walker88 F. Supp. 2d 23356
1997Nycal Corp. v. INOCO PLC988 F. Supp. 29654
2009Di Giovanna v. Beth Israel Medical Center651 F. Supp. 2d 19352

Showing the 15 most-cited of 703 authored opinions in our data. “Cited” is inbound citations across the CourtListener corpus. Case links open the ruling’s full text (CourtListener) or its page here; read the methodology and verify against the primary source.

Questions & answers

Who appointed Lewis A. Kaplan?
President William J. Clinton appointed Lewis A. Kaplan to the U.S. District Court for the Southern District of New York in 1994.
Was Lewis A. Kaplan appointed by a Democrat or a Republican?
Lewis A. Kaplan was appointed by President William J. Clinton, a Democrat. JudicialFinder records the appointing president's party, not a judge's own politics.
What was Lewis A. Kaplan's confirmation vote?
Lewis A. Kaplan was confirmed by voice vote on August 9, 1994. No senator-by-senator tally was recorded.
Which court is Lewis A. Kaplan on?
Lewis A. Kaplan is a Judge on the U.S. District Court for the Southern District of New York.

Sources

Each fact on this page traces to a primary public record.

How we source & reconcile data → Data & Sources

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32 years on the U.S. District Court for the Southern District of New York. Data as of 2026-08-10. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).