| ARDA | Variant | Designer | Players |
| ce07 | V8 | Clay Snyder | 8 |
| rg02 | Vacation Diplomacy I | Dan Kuszynski and Al Rodriguez | 7 |
| rg04 | Vacation Diplomacy III | Dan Kuszynski and Fred Davis | 7 |
| rg10 | Vacation Diplomacy IV | Fred Davis | 7 |
| rg05 | Vain Rats I | Richard Sharp | 7 |
| rg01 | Vain Rats II (?) | Richard Sharp | 7 |
| rg07 | Vain Rats III | Richard Downes | 7 |
| rg08 | Vain Rats IV | Richard Sharp and Guy Thomas | 7 |
| rg11 | Vain Star | Andy Bate | 7 |
| ar10 | Vandals! | Tom Swider | 6 |
| rm12 | Variants of the Ghods | Lew Pulsipher | 7 |
| cb04 | Variation C | Bob Johnson | 7 |
| cm03 | Vatican Variant | Bruce Linsey | 7 |
| hc03 | Verrat | Mark Childers | 7 |
| qf01 | Versailles | Martin Kennedy | 7 |
| rb100 | Victory Point Diplomacy | Roger Cooper | 7 |
| pz01 | Viking Diplomacy | Jim Ronson | 5 |
| pz02 | Viking Diplomacy II | Jim Ronson and Fred Davis | 5 |
| rb101 | Viking Diplomacy III | Ian Whitchurch | 8 |
| pz03 | Viking Diplomacy II-R | Fred Davis | 6 |
| ma12 | Viking Diplomacy IV | Joe Janbu | 8 |
| rt06 | Vote (Elective Diplomacy II) | Steve Doubleday | |
| ru13 | Wall of Ice | David E. Cohen | 7 |
| ys06 | War Bonds | J. Van de Graff | |
| pb10 | War in Bosnia | Stephen Agar | 7 |
| na05 | War in North America | Will Nesbitt | 6 |
| na07 | War in the Americas | Macario Reyes | 10 |
| rs46 | War of Europe | Ian Giles | 7 |
| rs55 | War of Europe II? | ? (same as rs46?) | 7 |
| tf02 | War of the Great Jewels | Lew Pulsipher | 8 |
| tf03 | War of the Great Jewels II | Lew Pulsipher and John Cain | 8 |
| tm01 | War of the Ring | Lew Pulsipher | |
| ts32 | War of the Ring II | Graham Staplehurst | 9 |
| fm05 | Warhammer Diplomacy | Daryl Lonnon | |
| rg20 | Warlock Diplomacy | ??? | 7 |
| cc03 | Warmonger | Larry Dunning | |
| pe05 | Wars of the Roses | Roger Sandell | 7 |
| pe16 | Wars of the Roses II | Mark Nelson | 5 |
| pe12 | Warwick | Stephen Agar | 9 |
| fg03 | Westeros I [lost] | “Asudevil” | 7 |
| fg05 | Westeros II [map lost] | “presser84” | 7 |
| fg08 | Westeros III | “presser84” | 7 |
| rb14 | We’ve Been Shafted By a Guy Who Cancelled Out on Us | George Wallace | 6 |
| hb02 | Westphalia VI(Europe 1648-I) | Howard Mahler | 8 |
| hb03 | Westphalia VII | Howard Mahler | 8 |
| hb04 | Westphalia VIII (Europe 1648-II) | Howard Mahler | 8 |
| rb45 | Wild Bill Donovan Variant | Larry Peery | 23 |
| ys09 | Win Place & Show Diplomacy | Stven Carlberg | |
| rb78 | Winter 1898 | Randy Davis | 7 |
| rb111 | Winter 1898 II | Randy Davis and Stephen Agar | 7 |
| rs35 | Winter 1900 (similar to Flexible Build Diplomacy, rs20) | John Norris | 7 |
| cc06 | Winter Eleven-Man Variant II | Fred Winter | 11 |
| fg04 | Winter Is Coming | “IDontPlayThisGame” | 9 |
| fw02 | Witch World I | Lew Pulsipher | 5 |
| fw01 | Witch World II | Lew Pulsipher | 5 |
| fw03 | Witchworld III | John Robertson | 6 |
| rb56 | Wizard’s Diplomacy | Ian Whitchurch | 7 |
| rm22 | Woolworth Diplomacy (I) | Glenn Overby (included with rm21) | 5 |
| cb16 | Woolworth Diplomacy II | Glenn Overby (includes cb15, cb17, cb18) | 5 |
| cb15 | Woolworth Diplomacy II-A | Glenn Overby (included with cb16) | 5 |
| cb17 | Woolworth Diplomacy II-B | Glenn Overby (included with cb16) | 5 |
| cb19 | Woolworth Diplomacy II-D | Glenn Overby and Fred Davis | 5 |
| cb51 | Woolworth Diplomacy III | Glenn Overby (CE 12) | 5 |
| cb52 | Woolworth Diplomacy III-D | Glenn Overby (CE 12) | 5 |
| cb50 | Woolworth Diplomacy II-M | Glenn Overby and Jim Bragg (CE 12) | 5 |
| gf03 | World Diplomacy | William Stapel | 7 |
| gf18 | World Diplomacy II | Mark Stegeman | 8 |
| gf19 | World Diplomacy III | Mark Stegeman | 8 |
| gf21 | World Diplomacy IV | Mark Stegeman | 8 |
| gf22 | World Diplomacy V | William Stapel | 7 |
| gf23 | World Diplomacy VI | Mark Stegeman | 8 |
| gf34 | World Diplomacy VII [I] | David Caldwell | 31 |
| gf35 | World Diplomacy VIII [1] | David Norman | 17 |
| gf36 | World Diplomacy IX [II] | David Norman | 17 |
| gp26 | World Domination I | Richard Egan (WD II draft) | 8 |
| gp27 | World Domination II | Richard Egan | 8 |
| gp03 | World Powers | Richard Ware | 9 |
| gp04 | World Variant(“I”) | Karl Pettis | 21 |
| rx07 | World War I Diplomacy | John Boardman | 2 |
| qp02 | World War III | Scott Rosenberg | 8 |
| gf24 | World War IIIb | Bob Sergeant Note: Not related to WW III, qp02 | 15 |
| gf37 | World War IV (v.1) | Tom Reinecker | 29 |
| gf38 | World War IV (v.4.1) | Tom Reinecker | 30 |
| gf04 | World War IV Diplomacy | Steve Langs | 6 |
| gf39 | World War IV Formal | Tom Reinecker, Tom Mulledy & E. Sabatine | 30 |
| rx20 | World War One (b) | Author ??. Cy by M. Lewis (needs rx07) | 2 |
| qh12 | World War Two | Chris Edwards (based on “1939”) | 6 |
| qh13 | World War Two Diplomacy II | Chris Edwards | 6 |
| gf32 | World-8 Diplomacy | Chris Warren | 8 |
| gp02 | Worldip I | Enrico Manfredi | 6 |
| cb61 | Wraparound Diplomacy | James Millington & Robert Schone | 7 |
| vb11 | Wüsten Diplomacy | Martin Treichd | 8 |
| rb126 | X2 | Jake Lloyd | 7 |
| rb123 | Xenophobia | Stephen Agar | 7 |
| ma08 | Year 1000 | Jerome Spinoza (Rules in French) | 7 |
| fy01 | Young Kingdoms I | Stephen Agar | 7 |
| fy04 | Young Kingdoms II | Stephen Agar | 8 |
| xm23 | Youngstown IVa | Rod Walker, A. Phillips, Ken Lowe, Jon Monsarret | 10 |
| xm01 | Youngstown Variant II | Rod Walker | 10 |
| xm12 | Youngstown Variant III | Rod Walker and Schaefer | 10 |
| xm02 | Youngstown Variant IV (“III”) | Rod Walker and A. Phillips | 10 |
| xm06 | Youngstown Variant IX | Rod Walker and Dick Vedder | 10 |
| xm09 | Youngstown Variant Tenth Anniversary Edition | Rod Walker et. al. (includes YV II thru XII complete) | |
| xm03 | Youngstown Variant V (“IV”) | Rod Walker and M. Weidmark | 10 |
| xm10 | Youngstown Variant VI | Rod Walker and Richard Walkerdine (British Version) | 10 |
| xm04 | Youngstown Variant VII | Rod Walker and J. Massar | 10 |
| xm05 | Youngstown Variant VIII | Rod Walker and Dick Vedder (requires xm02) | 11 |
| xm07 | Youngstown Variant X | Rod Walker and Dick Vedder | 9 |
| xm08 | Youngstown Variant XI (Ushindi) | Rod Walker and Dick Vedder | 8 |
| gp05 | Youngstown Variant XII | Rod Walker and Vedder | 12 |
| xm19 | Youngstown XIII | Jeff Suchard, et. al. | 14 |
| xm20 | Youngstown XIIIb | Borger Borgerren | 14 |
| xm21 | Youngstown XIV | Borger Borgersen et al | 14 |
| xm22 | Youngstown XV | Chris Warren et al | 21 |
| rm92 | Zero Sum Payola | Michael Schmahl | 7 |
| gf09 | Zeus IV | Chris Northcott | 7 |
| gf17 | Zeus IV-Final | Chris Northcott | 7 |
| gf10 | Zeus V | Chris Northcott and Fred Davis | 7 |
| gf11 | Zeus V-F | Chris Northcott and Fred Davis | 7 |