William O. Douglas is the longest serving Supreme Court Justice, having served for 36 years and *** days. Clarence Thomas, a current Supreme Court Justice, is the eleventh-longest serving Justice, having served for just over years as of November 2023.
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Supreme Court of the United States. (May 8, 2024). Longest serving Supreme Court Justices in the United States as of November 2023 (in years) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 29, 2026, from /statistics/1324299/longest-serving-supreme-court-justices/
Supreme Court of the United States. "Longest serving Supreme Court Justices in the United States as of November 2023 (in years)." Chart. May 8, 2024. ÌÇÐÄÆƽâ°æ. Accessed July 29, 2026. /statistics/1324299/longest-serving-supreme-court-justices/
Supreme Court of the United States. (2024). Longest serving Supreme Court Justices in the United States as of November 2023 (in years). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 29, 2026. /statistics/1324299/longest-serving-supreme-court-justices/
Supreme Court of the United States. "Longest Serving Supreme Court Justices in The United States as of November 2023 (in Years)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 8 May 2024, /statistics/1324299/longest-serving-supreme-court-justices/
Supreme Court of the United States, Longest serving Supreme Court Justices in the United States as of November 2023 (in years) ÌÇÐÄÆƽâ°æ, /statistics/1324299/longest-serving-supreme-court-justices/ (last visited July 29, 2026)
Longest serving Supreme Court Justices in the United States as of November 2023 (in years) [Graph], Supreme Court of the United States, May 8, 2024. [Online]. Available: /statistics/1324299/longest-serving-supreme-court-justices/
