John J. Jackson

Professional career

• In 2025, Judge Jackson was promoted to Circuit Judge, replacing Judge Rachel Bringer Shepherd, who did not seek reelection
• He held the role of Associate Circuit Judge in Hannibal, Missouri, for 28 years, beginning in November 1996 after the retirement of Judge John Ogle.
• His vacated associate circuit judge position was subsequently filled by Jennifer Richardson, a veteran public defender from Northeast Missouri

Education

Additional information

• Originally from Northwest Missouri, Judge Jackson began his legal career working for attorneys Rendlen and Ahrens before establishing his own private practice.
• Judge John Jackson has had a long and distinguished career in Missouri’s judicial system.
• Judge Jackson has emphasized the importance of rural legal practice, noting challenges in attracting young lawyers to these areas.
• In civil matters, larger or higher-value cases are generally handled at the circuit level.
• His career reflects a dedication to long-term service in his local community, having spent his entire professional life practicing law and serving the courts in northern Missouri
• During this time, he handled a wide range of cases, including murder trials, other serious criminal cases, and civil matters.
• He also held the role of Marion County prosecuting attorney before stepping into the judiciary
• He has extensive experience managing both criminal and civil caseloads, with misdemeanors typically remaining in associate court and felonies advancing to circuit court for jury trials.