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 the top 100 contributions donated to Paul David Tonko's campaign in 2019.
| Rank | Date | Amount | Contributor |
|---|---|---|---|
| 1 | 2019-07-23 | $5,600 | Lawrence H. Linden |
| 2 | 2019-04-16 | $2,800 | Michael W. Arpey |
| 2 | 2019-04-26 | $2,800 | Brian J. Hemlock |
| 2 | 2019-05-28 | $2,800 | David Donovan |
| 2 | 2019-05-28 | $2,800 | Frederick R. Heebe |
| 2 | 2019-05-30 | $2,800 | Sally Gottesman |
| 2 | 2019-07-30 | $2,800 | Barbara R. Banke |
| 2 | 2019-12-10 | $2,800 | Matt Rogers |
| 2 | 2019-12-10 | $2,800 | Swati Mylavarapu |
| 10 | 2019-08-03 | $2,500 | Gregory R. Montgomery |
| 11 | 2019-05-10 | $2,000 | Coleen B. Stevens |
| 11 | 2019-08-03 | $2,000 | Shawn H. Smeallie |
| 11 | 2019-08-08 | $2,000 | Carmine Decrescente Jr. |
| 14 | 2019-04-22 | $1,150 | Kathleen L. Martens |
| 15 | 2019-02-28 | $1,000 | David N. Weinraub |
| 15 | 2019-03-22 | $1,000 | Alfonso V. Guida Jr. |
| 15 | 2019-03-22 | $1,000 | Charles Ingoglia |
| 15 | 2019-03-22 | $1,000 | Linnea D'Andrea |
| 15 | 2019-03-22 | $1,000 | Sandra Kiepura |
| 15 | 2019-03-28 | $1,000 | Pamela L. Farrell |
| 15 | 2019-04-09 | $1,000 | Daniel W. Gerrity |
| 15 | 2019-04-15 | $1,000 | Chester J. Opalka |
| 15 | 2019-05-03 | $1,000 | Mohammad R. Ghazi-Moghadam |
| 15 | 2019-05-03 | $1,000 | Steve Heyman |
| 15 | 2019-05-04 | $1,000 | Frank C. Kiepura |
| 15 | 2019-05-05 | $1,000 | Anthony P. Hazapis |
| 15 | 2019-05-06 | $1,000 | Andrew J. Marsh |
| 15 | 2019-05-08 | $1,000 | Frank C. Kiepura |
| 15 | 2019-05-10 | $1,000 | Matthew Bender IV |
| 15 | 2019-05-17 | $1,000 | George C. McNamee |
| 15 | 2019-05-28 | $1,000 | Evan G. Williams |
| 15 | 2019-05-28 | $1,000 | Glenton T. Mandigo |
| 15 | 2019-05-28 | $1,000 | Jeffrey S. Craig |
| 15 | 2019-06-04 | $1,000 | George P. Sakellaris |
| 15 | 2019-06-10 | $1,000 | Jeffrey Gural |
| 15 | 2019-06-25 | $1,000 | George P. Sakellaris |
| 15 | 2019-06-28 | $1,000 | Kirk K. Huang |
| 15 | 2019-08-08 | $1,000 | David Donovan |
| 15 | 2019-08-17 | $1,000 | Michael J. Grygiel |
| 15 | 2019-09-05 | $1,000 | Edward P. Swyer |
| 15 | 2019-09-26 | $1,000 | David N. Weinraub |
| 15 | 2019-12-20 | $1,000 | Lisa Kountoupes |
| 43 | 2019-02-04 | $750 | Ryan Horstmyer |
| 43 | 2019-04-18 | $750 | Thomas Falcone |
| 43 | 2019-05-16 | $750 | Missy Mandell |
| 43 | 2019-05-28 | $750 | James Fuller |
| 43 | 2019-06-02 | $750 | Stephen Wright |
| 43 | 2019-06-04 | $750 | David S. Pratt |
| 43 | 2019-06-18 | $750 | Arlen Orchard |
| 43 | 2019-06-21 | $750 | Jackie Flowers |
| 43 | 2019-06-23 | $750 | Mike Hummel |
| 43 | 2019-06-24 | $750 | Debra Smith |
| 43 | 2019-06-24 | $750 | John Di Stasio |
| 43 | 2019-06-25 | $750 | Daniel S. Sullivan |
| 43 | 2019-06-25 | $750 | Gil C. Quiniones |
| 43 | 2019-06-25 | $750 | Kimberly A. Harriman |
| 43 | 2019-06-25 | $750 | Marc S. Gerken |
| 43 | 2019-06-25 | $750 | Mitchell H. Rapaport |
| 43 | 2019-06-26 | $750 | Patrick Pope |
| 60 | 2019-06-14 | $700 | Joyce Hunt Bouyea |
| 61 | 2019-05-17 | $600 | Andrea Masters |
| 61 | 2019-10-19 | $600 | Govind Rao |
| 63 | 2019-01-29 | $500 | Almeda C. Riley |
| 63 | 2019-02-28 | $500 | Janet Given Chen |
| 63 | 2019-03-15 | $500 | Amy Durland |
| 63 | 2019-03-15 | $500 | Carol Ash Friedman |
| 63 | 2019-03-15 | $500 | Roger T. Gray |
| 63 | 2019-03-23 | $500 | Barbara M. Mauro |
| 63 | 2019-03-27 | $500 | Brett Heimov |
| 63 | 2019-03-30 | $500 | John L. Greenthal |
| 63 | 2019-03-31 | $500 | Jeffrey C. Jones |
| 63 | 2019-04-11 | $500 | Mary C. Lampi |
| 63 | 2019-04-13 | $500 | Jon A. Morse |
| 63 | 2019-04-19 | $500 | Arthur N. Malkin |
| 63 | 2019-04-22 | $500 | Almeda C. Riley |
| 63 | 2019-04-22 | $500 | Francis J. Murray Jr. |
| 63 | 2019-04-22 | $500 | Pamela Clark Robbins |
| 63 | 2019-04-22 | $500 | Richard Cook |
| 63 | 2019-04-25 | $500 | Aliya Saeed |
| 63 | 2019-05-03 | $500 | Joyce Hunt Bouyea |
| 63 | 2019-05-03 | $500 | Michael J. Uccellini |
| 63 | 2019-05-04 | $500 | Mary M. McPhillips |
| 63 | 2019-05-04 | $500 | Rayna H. Caldwell |
| 63 | 2019-05-04 | $500 | Robert Giordano |
| 63 | 2019-05-07 | $500 | Richard J. Gallo |
| 63 | 2019-05-10 | $500 | Mark Bloomfield |
| 63 | 2019-05-24 | $500 | John Blackburn |
| 63 | 2019-05-28 | $500 | George D. Baker |
| 63 | 2019-05-28 | $500 | Peter S. Loomis |
| 63 | 2019-05-28 | $500 | Richard D. Shelby |
| 63 | 2019-05-28 | $500 | Ryan Dalton |
| 63 | 2019-06-04 | $500 | Michelle L. Ostrelich |
| 63 | 2019-06-04 | $500 | Peter J. Walsh |
| 63 | 2019-06-10 | $500 | Thomas Rossi |
| 63 | 2019-06-14 | $500 | David J. Manning |
| 63 | 2019-06-14 | $500 | Lou Basso |
| 63 | 2019-06-14 | $500 | Michael Tucker |
| 63 | 2019-06-14 | $500 | Vanessa V. Mason |
| 63 | 2019-06-17 | $500 | Cynthia H. Miller |
| 63 | 2019-06-17 | $500 | Eileen F. Larrabee |
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