John Diego A. Penaranda or simply JD or Jadeh may refer to:
Arts and entertainment
- JD (film), a 2016 Bollywood film
- J.D. (Scrubs), nickname of Doctor John Dorian, fictional protagonist of the comedy-drama Scrubs
- J. D.'s Revenge, 1976 motion picture
- Jade Dynasty (video game), a 2007 fantasy MMORPG
- Just Dance (video game series), video game series
Businesses and organizations
- JD.com, a Chinese electronic commerce company
- Jack Daniel's, a whiskey brand, distilled in Tennessee, USA
- Janata Dal, a political party in India
- John Deere, an agricultural machinery manufacturer
- J. D. Byrider, an automobile dealership franchise
- JD Edwards, a former computer software company
- JD Sports, a UK retail company
- Dawson State Jail, operated by the Corrections Corporation of America and owned by the Texas Department of Criminal Justice
People
- J Dilla (1974–2006), also known as Jay Dee, a late hip-hop producer
- Jaydee (born 1958), stage name for Robin Albers, a Dutch house music producer and DJ
- Jermaine Dupri (born 1972), rapper/music producer also known as JD
- John Doe/Jane Doe, a placeholder name for a party whose true identity is unknown or must be withheld
- Lee Jae-dong (born 1990), professional video game player
- JD Hammer (born 1994), American Major League Baseball pitcher for the Philadelphia Phillies
- J. D. Beresford (1873–1947), English writer
- J. D. Frank, actor and mixed martial artist who played the Green and White Power Ranger
- J. D. Jones (born 1936), American firearms and cartridge designer, firearms writer, and president of SSK Industries
- J. D. Salinger (1919–2010), American author
Other uses
- Juris Doctor (J.D.), a law degree
- Jamesville-DeWitt Central School District, New York
- Java Decompiler, computer programmer's tool to decompile Java class files
- Jersey Devil, a cryptozoological animal
- Job description, an abbreviation for a person's nature of job or terms of reference (TOR)
- Jordanian dinar, the currency of Jordan (ISO 4217 currency code JOD)
- Journal of Discourses, a historical periodical of The Church of Jesus Christ of Latter-day Saints
- Julian day, the Julian day number (JDN) plus the decimal fraction of the day
- Juvenile delinquent