record
| Common Name | County | Date | Observer(s) | Number | Comments |
| 1 Viceroy | Washington | 1992-06-28 | HEL | 1 | |
| 2 Viceroy | Washington | 1994-07-16 | HEL | 1 | PETT |
| 3 Viceroy | Washington | 1994-09-16 | S. Hartley | 1 | |
| 4 Viceroy | Washington | 1995-08-04 | HEL | 1 | |
| 5 Viceroy | Washington | 1996-06-22 | HEL,Pippen | 15 | |
| 6 Viceroy | Washington | 1996-06-29 | D. Carter | 15 | |
| 7 Viceroy | Washington | 1996-07-21 | HEL | 7 | very fresh |
| 8 Viceroy | Washington | 1997-06-21 | HEL,Hartley | 12 | |
| 9 Viceroy | Washington | 1998-06-20 | S. Hartley | 14 | PETT |
| 10 Viceroy | Washington | 1999-06-19 | S. Hartley | 10 | |
| 11 Viceroy | Washington | 2000-06-25 | HEL,Pippen | 10 | |
| 12 Viceroy | Washington | 2001-06-17 | S. Hartley | 20 | |
| 13 Viceroy | Washington | 2002-04-29 | HEL | 1 | East Dismal Swamp |
| 14 Viceroy | Washington | 2002-06-22 | S. Hartley | 7 | PETT |
| 15 Viceroy | Washington | 2003-06-21 | S. Hartley | 8 | |
| 16 Viceroy | Washington | 2004-06-19 | ASH | 1 | PETT |
| 17 Viceroy | Washington | 2004-06-19 | S. Hartley | 42 | |
| 18 Viceroy | Washington | 2006-06-21 | S. Hartley | 12 | PETT Butterfly Count |
| 19 Viceroy | Washington | 2006-06-21 | ASH | 12 | PETT |
| 20 Viceroy | Washington | 2006-06-30 | J. Pippen | 2 | |
| 21 Viceroy | Washington | 2007-06-20 | S. Hartley | 3 | PETT |
| 22 Viceroy | Washington | 2009-05-21 | Rogers, S | 2 | PETT |
| 23 Viceroy | Washington | 2009-07-25 | S. Abdulali | 0 | PETT |
| 24 Viceroy | Washington | 2009-07-27 | Rogers, S | 2 | PETT - Boat Ramp |
| 25 Viceroy | Washington | 2009-08-30 | Mark Kosiewski | 1 | PETT |
| 26 Viceroy | Washington | 2012-06-23 | S. Abdulali | 1 | PETT |
| 27 Viceroy | Washington | 2012-06-23 | Salman Abdulali,MS Ravi | 1 | |
| 28 Viceroy | Washington | 2013-09-08 | HEL et al. | 40 | Pettigrew SP butterfly count |
| 29 Viceroy | Washington | 2014-08-31 | E. Corey et al. | 18 | PETT butterfly count |
| 30 Viceroy | Washington | 2014-08-31 | Harry LeGrand et al. | 24 | Butterfly Count |
| 31 Viceroy | Washington | 2014-09-14 | B. Bockhahn | 2 | Pocosin Lakes NWR -- Pungo refuge |
| 32 Viceroy | Washington | 2014-09-22 | Schepker et al. | 6 | Pungo refuge |
| 33 Viceroy | Washington | 2015-09-05 | HEL, Corey, et al. | 14 | Pettigrew State Park butterfly count |
| 34 Viceroy | Washington | 2015-09-07 | R. Stickney | 3 | |
| 35 Viceroy | Washington | 2016-08-27 | Harry LeGrand et al. | 37 | PETT - Pettigrew SP, NC, butterfly count |
| 36 Viceroy | Washington | 2016-08-28 | HEL, m.ob | 20 | Pettigrew SP butterfly count |
| 37 Viceroy | Washington | 2017-07-24 | A. Elliott | 1 | PETT |
| 38 Viceroy | Washington | 2017-09-07 | A. Belden | 1 | Pocosin Lakes NWR |
| 39 Viceroy | Washington | 2017-09-10 | Bockhahn, Corey | 4 | Pettigrew area |
| 40 Viceroy | Washington | 2017-09-10 | B. Bockhahn | 2 | PETT |
| 41 Viceroy | Washington | 2017-10-16 | M. Turner | 1 | |
| 42 Viceroy | Washington | 2017-10-17 | HEL | 1 | |
| 43 Viceroy | Washington | 2019-09-17 | M. Turner | 1 | Shore Drive at Lake Phelps |
| 44 Viceroy | Washington | 2019-09-17 | Mike Turner | 1 | PETT - Shore Drive |
| 45 Viceroy | Washington | 2021-08-29 | N. Flanders | 5 | PETT |
| 46 Viceroy | Washington | 2021-09-03 | B. Bockhahn | 2 | PETT |
| 47 Viceroy | Washington | 2021-09-03 | B. Bockhahn | 2 | PETT |