| Laffere, Marvin O-3-17383 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 118K | 288K | Jan 1993 – Mar 2026 |
| Marvin 48 O-14-9233 | Resource Oil and Gas, LLC only | Allen-Parker (Marmaton) | Ochiltree | 1 | 67K | 42.2K | May 2014 – Apr 2020 |
| Marvin G-14-217263 | Mge Resources, Inc. only | Perryton (St. Louis) | Ochiltree | 1 | 56.3K | 126K | May 2006 – Jul 2018 |
| Andrews, Marvin O-7-8097 | Remuda Operating Company only | East Texas | Gregg | 1 | 44.8K | 144 | Jan 1993 – Mar 2026 |
| Gulley, Marvin O-6-14382 | XTO Energy Inc. only | Bethany (Werner) | Panola | 1 | 39.5K | 275K | Dec 2004 – Aug 2019 |
| Marvin Unit O-3-17889 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Lee | 1 | 39.2K | 90.1K | Jan 1993 – Apr 2026 |
| Knight, Dr. Marvin P., et Al O-13-13252 | Triple G Well Service, Inc. only | Cooke County Regular | Cooke | 5 | 22.5K | 20 | Jan 1993 – Apr 2026 |
| Teinert, Marvin O-3-22252 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Lee | 1 | 22.4K | 32.9K | Dec 1993 – Jul 2006 |
| Gulley, Marvin G-6-231792 | XTO Energy Inc. only | Bethany, East (Cotton Valley) | Panola | 1 | 15.9K | 1.2M | Aug 2007 – Apr 2026 |
| Egger, Marvin O-1-5651 | Betro, Inc. only | Jordan (Navarro B) | Milam | 1 | 9.71K | 36.3K | Jun 1994 – Apr 2026 |
| Gulley, Marvin G-6-202991 | XTO Energy Inc. only | Bethany, East (Cotton Valley) | Panola | 1 | 9.21K | 498K | Apr 2004 – May 2014 |
| Marvin Wiley GU G-13-273533 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 8.78K | 1.36M | Sep 2013 – Apr 2026 |
| Marvin Bledsoe O-13-22904 | R & R Energy, Ltd. only | Cooke County Regular | Cooke | 2 | 7.6K | 42 | Jan 1993 – Apr 2026 |
| W. E. Allen O-10-42266 | Vision Natural Resources, LP only | Marvin | Sterling | 2 | 7.08K | 0 | Dec 2011 – Apr 2016 |
| Letz, Marvin O-8-19184 | Smith Pipe of Abilene only | Corsica (Bend Conglomerate) | Stonewall | 1 | 4.62K | 7 | Mar 1993 – Nov 1997 |
| Porter, Marvin Unit O-3-15013 | Apache Corporation only | Giddings (Austin Chalk-3) | Burleson | 1 | 4.48K | 113K | Jan 1993 – Feb 2003 |
| Marvin G-14-284835 | Mitchell Ehrlich Oil & Gas, LLC only | Cutter (Chester) | Ochiltree | 1 | 4.3K | 777K | Aug 2018 – Apr 2026 |
| Marvin O-14-36 | Granitebay Operating, Inc. only | Panhandle Carson County Field | Carson | 2 | 4.14K | 13.2K | Jan 1993 – Jul 2019 |
| Dearing, Marvin G-13-235120 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 4.1K | 1.35M | Aug 2007 – Apr 2026 |
| Stinson, Marvin, Unit G-5-15550 | Sugar Enterprises, LLC only | Oletha, SW. (Rodessa) | Limestone | 1 | 3.73K | 313K | Jan 1993 – Oct 2021 |
| Matcek, Marvin Unit O-3-12463 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 2.8K | 2.17K | Jan 1993 – Jun 1993 |
| Marvin R. Noll Unit G-4-64229 | Westport Oil and Gas Company, LP only | Flowella (Nolle Sand) | Brooks | 1 | 2.74K | 385K | Jan 1993 – Oct 1994 |
| Massey, Marvin M. Jr. O-1-6695 | Fuego Energy, LLC only | Fairfield | Bexar | 4 | 2.19K | 8 | Jan 1993 – Apr 2026 |
| Gorden, Marvin O-1-11006 | Aminex USA, Inc. only | Somerset | Bexar | 4 | 2.12K | 10 | Jan 1993 – Oct 2001 |
| Jones, Marvin O-8-29017 | TDC Engineering, Inc. only | Taylor County Regular | Taylor | 1 | 2.03K | 30 | Oct 2001 – Mar 2014 |
| Nobile, Marvin Est. Of O-13-16682 | BP Petroleum Operations, LLC only | Nobile (Congl. 6470) | Montague | 1 | 1.79K | 81 | Jan 1993 – Nov 2014 |
| Gulley, Marvin G-6-174536 | XTO Energy Inc. only | Bethany (Pettit) | Panola | 1 | 1.26K | 327K | Oct 1997 – Sep 2015 |
| Gulley, Marvin G-6-89042 | XTO Energy Inc. only | Bethany, East (Cotton Valley) | Panola | 1 | 993 | 114K | Jan 1993 – Apr 1996 |
| Jones, Marvin G-14-131293 | Diversified Production LLC only | John Creek (Morrow, Upper) | Hutchinson | 1 | 800 | 1.49M | Jan 1993 – Apr 2026 |
| Gulley, Marvin G-6-280057 | XTO Energy Inc. only | Bethany (Travis Peak Cons.) | Panola | 1 | 763 | 292K | Oct 2015 – Apr 2026 |
| McBride, Marvin B. Jr. Gas Unit G-6-252765 | Adamas Energy LLC only | Kendrick (James) | Nacogdoches | 1 | 572 | 1.29M | Jul 2007 – Apr 2026 |
| Gulley, Marvin G-6-89952 | Totalfinaelf E&P USA Inc only | Bethany (Travis Peak) | Panola | 1 | 536 | 87.9K | Jan 1993 – Feb 1998 |
| Gulley, Marvin G-6-120616 | Fina Oil & Chemical Company only | Bethany, East (Cotton Valley) | Panola | 1 | 414 | 83.9K | Jan 1993 – Sep 1997 |
| Henderson, Marvin O-5-4416 | Mud Creek Operating, LLC only | Nesbett (Rodessa) | Navarro | 1 | 109 | 0 | Nov 2020 – Apr 2021 |
| Marvin Holik Unit G-2-300557 | MB Energy, LLC only | Hallettsville (Burns 9800) | Lavaca | 1 | 85 | 3.72K | Oct 2025 – Mar 2026 |
| Porter, Marvin G-3-195795 | Apache Corporation only | Giddings (Austin Chalk, Gas) | Burleson | 1 | 69 | 4.94K | May 2003 – Dec 2005 |
| Henderson, Marvin G-5-271874 | Dallas Production, Inc. only | Pan Ware (Rodessa) | Navarro | 1 | 40 | 6.25K | Nov 2013 – Dec 2013 |
| Moczygemba, Marvin C. O-1-5425 | Ginco Operating Co. only | Eckert | Bexar | 1 | 40 | 8 | May 1993 – Oct 1995 |
| Seifert, Marvin O-1-7698 | Ginco Operating Co. only | Leming (2934 Sand) | Atascosa | 1 | 29 | 18 | Jan 1993 – Oct 1995 |
| Gulley, Marvin G-6-253513 | XTO Energy Inc. only | Carthage (Haynesville Shale) | Panola | 1 | 28 | 1.77M | May 2009 – Apr 2026 |
| Hebbe O-1-4652 | Bachmeyer, Marvin only | Coupland, E. (Serpentine) | Williamson | 3 | 25 | 2 | Jan 1993 – Jul 1993 |
| Guthrie, Marvin G-8-111136 | Mac Exploration & Drilling Corp. only | Trickham (Capps) | Coleman | 1 | 0 | 0 | — |
| Parks, Marvin G-8-57528 | Chief Oil & Gas LLC * only | Lipan (Strawn) | Hood | 1 | 0 | 0 | — |
| Burch, Marvin G-13-216000 | Devon Energy Production Co, L.P. only | Newark, East (Barnett Shale) | Denton | 1 | 0 | 243K | Nov 2005 – Oct 2019 |
| Parks, Marvin G-8-57340 | Chief Oil & Gas LLC * only | Lipan (Strawn) | Hood | 1 | 0 | 174 | Jan 1993 – Mar 1993 |
| Parks, Marvin G-8-57339 | Chief Oil & Gas LLC * only | Lipan (Strawn) | Hood | 1 | 0 | 0 | — |
| Gulley, Marvin O-6-3776 | Fina Oil & Chemical Company only | Bethany, NE. (3720 Sand) | Panola | 1 | 0 | 0 | — |
| Marvin Hardy Gas Unit G-6-260892 | Apex Natural Gas, LLC only | Carthage (Haynesville Shale) | San Augustine | 1 | 0 | 2.04M | Nov 2010 – Apr 2026 |
| Gulley, Marvin G-6-204808 | Total E&P USA, Inc. only | Bethany (Travis Peak 6100) | Panola | 1 | 0 | 225 | Oct 2004 – Oct 2004 |
| Gulley, Marvin G-6-190731 | XTO Energy Inc. only | Wildcat | Panola | 1 | 0 | 0 | — |