Party
Leff
Federal civil lawsuits naming Leff.
In this index, 52 federal civil lawsuits name a party recorded as Leff, most often as a plaintiff (38 of 52). These may be different parties who share the name; records here are grouped by name only. These cases are most often Contract and Civil Rights matters, filed between 1993 and 2026, most frequently in District Court, E.D. New York. Frequent opposing parties include University of Notre Dame Du Lac, Lehman Capital, and Bessent.
52
Lawsuits
14
As Defendant
38
As Plaintiff
4
Open
48
Terminated
1993–2026
Span
10 mo
Median Duration
1.5 cases/yrPredominantly plaintiff · 73%Activity steady
Cases by State
Open Cases Over Time
1993peak 4 open2026
Case Types Over Time
19932026
ContractCivil RightsLaborRICO / Consumer / Other StatutesSecurities / Commodities
Filings by Year
19932026