Donations can be made to political candidates in various amounts. The FEC regulates these donations, and individual groups, excluding PACs, must disclose donations over $250 per year.
The following table lists all contributions donated to Jeffrey D. Duncan's campaign in May.
| Date | Amount | Contributor |
|---|---|---|
| 2020-05-05 | $50 | Lesley M. White |
| 2020-05-05 | $25 | Ronald R. Riley |
| 2020-05-06 | $70 | Wilma L. Benson |
| 2020-05-08 | $20 | James E. Lee |
| 2020-05-08 | $50 | Patricia E. White |
| 2020-05-08 | $250 | David C. Barr |
| 2020-05-08 | $150 | Kenneth R. Powers |
| 2020-05-08 | $150 | Richard C. Marx |
| 2020-05-09 | $25 | Sherylan Batson |
| 2020-05-12 | $105 | Michael F. Caputo |
| 2020-05-12 | $25 | Frederick W. Sublette |
| 2020-05-12 | $35 | Margaret J. Bunyard |
| 2020-05-15 | $200 | Helen L. Von Quintus |
| 2020-05-15 | $40 | Gregory F. Poulos |
| 2020-05-15 | $250 | Robert W. Decoursey |
| 2020-05-15 | $200 | Robert W. Schneebeck |
| 2020-05-15 | $125 | Laurie L. Harden |
| 2020-05-15 | $100 | Larry Louis Morris |
| 2020-05-15 | $250 | John T. Hazel Jr. |
| 2020-05-15 | $190 | Roy E. Thomas |
| 2020-05-18 | $35 | Carol R. Oberling |
| 2020-05-19 | $250 | Kay J. Aszman |
| 2020-05-19 | $100 | John J. Sieffert Jr. |
| 2020-05-19 | $1,000 | Gerald L. Deford |
| 2020-05-19 | $250 | Mary N. Stultz |
| 2020-05-20 | $1,500 | Sandy Perl |
| 2020-05-20 | $1,500 | Albert Goldstein |
| 2020-05-20 | $1,500 | Andrew Small |
| 2020-05-20 | $1,500 | Mark Filler |
| 2020-05-20 | $1,500 | Anthony B. Davis |
| 2020-05-20 | $1,500 | Stephen Ritchie |
| 2020-05-20 | $1,500 | Anna Goldstein |
| 2020-05-20 | $1,500 | Daniel Perlman |
| 2020-05-20 | $250 | Ernest Coggins |
| 2020-05-20 | $1,500 | Bruce Ettelson |
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