Judge Jonathan Marigliano: Biography & Judicial Service | KnowJudges

# Jonathan Marigliano
Senior Judge · [Cobb County Magistrate Court](/kyj/court/ga/cobb-county-magistrate-court)

## Judicial assignments
[Cobb Judicial Circuit](/kyj/court/ga/cobb-judicial-circuit)Senior Judge — circuit affiliation; court class unconfirmedThe official Senior Judges directory lists this circuit affiliation. A specific current assignment is not established. Senior judge available for assignment; this does not establish a current primary assignment.
Source checked October 15, 2026. [Roster source 1](https://georgiacourts.knack.com/gcd2/#home/directory-entries/58af01e6ce9168f520c4d149/) · [Roster source 2](https://us-api.knack.com/v1/pages/scene_1/views/view_5/records?rows_per_page=1000&page=1&filters=%7B%22match%22%3A+%22and%22%2C+%22rules%22%3A+%5B%7B%22field%22%3A+%22field_19%22%2C+%22operator%22%3A+%22is%22%2C+%22value%22%3A+%22Senior+Judges%22%7D%5D%7D)
These published assignments do not certify a complete bench.

## Jonathan Marigliano at a glance
Current roleSenior Judge
Court[Cobb County Magistrate Court](/kyj/court/ga/cobb-county-magistrate-court)
Current assignment[Cobb County Magistrate Court](/kyj/court/ga/cobb-county-magistrate-court)
JurisdictionGeorgia · State
Judicial serviceActive

## Biography

### Professional career

- Jonathan Marigliano has held the role of a magistrate judge for Cobb County, Georgia since 2012
- Before joining the court, Marigliano was a partner at Hall, Booth, Smith & Slover, PC in Atlanta, practicing medical malpractice defense, nursing home defense, and trucking law.

### Education



### Additional information

- In 2012, he co‐founded Prieto, DelCampo, Lopez & Marigliano, LLC
- focusing on medical malpractice, nursing home and assisted living abuse cases, and trucking litigation
- Combat sports judge – Officiates MMA, Muay Thai, bare‐knuckle boxing, and other events, including for the UFC, Bellator, and PFL

## Sources

Identity source checked August 25, 2026.
01
### Georgia Courts Directory
Identity source · HTML · Source checked August 25, 2026
[View Georgia Courts Directory ↗](https://georgiacourts.knack.com/gcd2/#directory-entries/entry-details/58af01e6ce9168f520c4d149/)

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## Published courtroom rules

### Shared court rules

- [Georgia Magistrate Court Rule 15 — virtual proceedings](https://knowjudges.com/courtroom-rules/national-shared-set-92c085addd8bb83007e0ba04) — Georgia Magistrate Courts only. Virtual proceedings; consent, exceptions and judicial orders control. Dated 2023 source, later amendments not exhaustively certified. [Official source](https://www.gasupreme.us/wp-content/uploads/2023/02/Order-approving-Magistrate-videoconferencing-rules_entered.pdf). Collected 2026-10-27.