Contest history
 

I have compiled a list of all the contest hosted previously on TDP forums. The number of entries is listed after the dash. Unless otherwise noted, all contests were hosted by the winner of the previous contest.

Thread 1
1. Sailor Moon - 4
*Note: hosted by chiisan_kawaii
- Winner: Hamstertail
- 2nd: Minachan
2. Fruit - 4
- Winner: chiisan_kawaii
- 2nd: spirit_queen
- 3rd: PinkPearlLucia
3. Miyazaki characters - 4
*Note - hosted by spirit_queen
- Winner: bloominn
- Awards missing
4. School uniforms - 2
- Cancelled
5. Chii's bases - 4
*Note: hosted by chiisan_kawaii
- Cancelled
6. Gothic Sailor Senshi - 3
*Note: hosted by PinkPearlLucia
- Winner: LuxCormack
- 2nd: chiisan_kawaii
- 3rd: spirit_queen
7. Artistic vision - 6
- Winner: SugarStars
- 2nd: sentimental7
- 3rd: Hamstertail
8. Disney heroines - 6
- Winner: LuxCormack
- 2nd: spirit_queen
- 3rd: dudettel
9. Pirate or cowgirl in all pink - 2
- Winner: spirit_queen
- 2nd: sentimental7
10. Foreign cultures - 2
- Cancelled

Thread 2
11. Palettes - 5
*note - hosted by noirmali
- Winner: Silver_Wolf_Kitty
- 2nd: spirit_queen
- 3rd: sentimental7
12. Kitty's muse Morgan - 6
- Winner: Hamstertail
- 2nd - SugarStars
- 3rd - Elanorea
13. Alter-ego - 5
- Winner: LuxCormack
- 2nd: spirit_queen
- 3rd: Silver_Wolf_Kitty
14. Musical instruments (SugarStars) - 3
- Winner: SugarStars
- 2nd: spirit_queen
- 3rd: TheHayleyDoll
15. Candy - 7
- Winner: TheHayleyDoll
- Award
16. Animal doll - 3
- Winner: Elanorea
- 2nd: Miranda
- 3rd: sugarsnowfairy
- Award
17. Winter fairies - 4
- Winner: spirit_queen
- 2nd: TheHayleyDoll
- 3rd: sentimental7
18. Men in dresses - 6
- Winner: Silver_Wolf_Kitty
- Awards missing

Thread 3
19. Asian street fashion - 6
- Winner: dudettel
- 2nd: TheHayleyDoll
- 3rd: Minachan and Miranda_
20. Scary movies - 3
- Winner: Miranda_
- 2nd: spirit_queen
- 3rd: Minachan
21. 80's fashion - 6
- Winner: dudettel
- 2nd: spirit_queen
- 3rd: ??? and Silent_Wolf
22. Faeries - 7
- Winner: Elanorea
- Awards missing
23. Dolls - 2
*Note: hosted by spirit_queen
- Winner: Hamstertail
- Awards missing
24. Elements - 7
- Winner: Minachan
- 2nd: Meroneyu and TheHayleyDoll
- 3rd: Elanorea

Thread 4
25. Remake - 7
- Winner: Silver_Wolf_Kitty
- 2nd: Meroneyu and Elanorea
- 3rd: Miranda_
26. Mafia - 4
- Winner: spirit_queen
- 2nd: Meroneyu
- 3rd: Silent_Wolf & TheHayleyDoll
27. Lion King - 3
- Winner: Miranda_
- 2nd: TheHayleyDoll
- 3rd: antimaie
28. KISS fans - 4
- Winner: TheHayleyDoll
- 2nd: ???
- 3rd: Silent_Wolf
29. College - 4
- Winner: spirit_queen
- 2nd: dafft_piglet
- 3rd: Lolo27 and antimaie
30. Characters as Sailor Senshi - 4
- Winner: antimaie
- 2nd: Elanorea
- Awards missing
31. Powerpuff Girls - 5
- Winner: Hamstertail
- 2nd: removed
- 3rd: TheHayleyDoll
32. Yourself as the opposite gender - 3
- Winner: TheHayleyDoll
- 2nd: ice_princess3853
- 3rd: antimaie
33. Countries - 5
- Winner: Silent_Wolf
- 2nd: ShinoMegami
- Awards missing
34. Lyrics - 6
- Winner: Lolo27
- 2nd: TheHayleyDoll
- 3rd: Miranda_

Thread 5
35. Children - 8
- Winner: dudettel
- 2nd: evilfairy321
- 3rd: Singergirl509
36. Anime - 7
- Winner: TheHayleyDoll
- 2nd: Elanorea

Thread 6
37. Opposites - 9
- Winner: spirit_queen
- Awards missing
38. Mario - 5
- Winner: Elanorea
- Awards missing
39. Times of day - 8
- Winner: TheHayleyDoll
- 2nd: Silent_Wolf
- 3rd: antimaie
40. Artistic vision - Hayley's muse Bubbles - 9
- Winner: Elanorea
- 2nd: Xx_Pixie_Dust_Dispenser_xX and AaronShadows
- 3rd: Miranda_ and antimaie
41. Numbers - 8
*Note: Hosted by AaronShadows
- Winner: LancasterPrincess
- 2nd: spirit_queen
- 3rd: Miranda_
42. Celestial beings - 10
- Winner: Aussiemum777
- 2nd: Macky
- 3rd: TheHayleyDoll
43. Deadly beauties - 10
- Winner: TheHayleyDoll
- Awards missing
44. Punk rock - 4
- Winner: Aussiemum777
- Awards missing

Thread 7
45. Historic figures - 5
*Note - hosted by SingerGirl509
- Winner: spirit_queen
- Awards missing
46. Buffy the Vampire Slayer characters - 3
- Winner: Miranda_
- 2nd: booni_monkey
- 3rd: Heva_Banana_Mad
47. Grease characters - 3
- Winner: spirit_queen
- 2nd: Heva_Banana_Mad
- 3rd: booni_monkey
48. Musicals - 5
*Note: hosted by Heva_Banana_Mad
- Winner: noirmali
- Awards missing
49. Ragnarok Online - 3
- Winner: TheHayleyDoll
- 2nd: Miranda_
50. Patterns - 9
- Winner: spirit_queen
- 2nd: Elanorea and noirmali
- 3rd: LancasterPrincess
- 4th: Miranda_
51. Emoticons - 5
- Winner: LancasterPrincess
- 2nd: TheHayleyDoll
- 3rd: Silver_Wolf_Kitty
- 4th: Heva_Banana_Mad
- 5th: Cheshire1996
52. Video game characters - 2
- Winner: Silver_Wolf_Kitty
- 2nd: Cheshire1996
53. J.W. Waterhouse paintings - 4
- Winner: Elanorea
- 2nd: LancasterPrincess
54. Times of the Year - 4
- Winner: LancasterPrincess
- 2nd: tinker_bell_96
- 3rd: Miranda_
55. Frosty Winteress - 5
- Winner: Miranda_
- 2nd: TheHayleyDoll
- 3rd: Cheshire1996
56. Red Carpet Gone Wrong - 6
- Winner: spirit_queen
- 2nd: LancasterPrincess and TheHayleyDoll
- 3rd: Heva_Banana_Mad

Thread 8
57. Easter - 2
- Winner: TheHayleyDoll
58. Famous buildings - 1
- Cancelled

Thread 9
59. Cora base edit - 7
*Note - hosted by Miranda_
- Winner: Silver_Wolf_Kitty
- 2nd: Minachan and spirit_queen
- 3rd: Silent_Wolf
60. Superheroes - 5
- Winner: noirmali
- 2nd: LancasterPrincess
- 3rd: Minachan
61. Hair - 5
- Winner: sentimental7
- 2nd: Elanorea
- 3rd: spirit_queen
62. Fashion - 1
- Winner: Cheshire1996
63. Aliens - 4
- Winner: LancasterPrincess
- 2nd: spirit_queen
- 3rd: Miranda_
64. Venetian Masks - 5
- Winner: Aussiemum777
- 2nd: Cheshire1996
- 3rd: Elanorea
65. Movie Stars - 2
- Winner: Miranda_
- 2nd: LancasterPrincess
66. New Year's Eve - 2
- 1st: LancasterPrincess
67. Babies - 3
- 1st: Elanorea
- 2nd: Aussiemum777
- 3rd: Kiwi_Kat

Thread 10
68. Disney Princesses - 4
- 1st: Aussiemum777
- 2nd: spirit_queen
- 3rd: TheHayleyDoll
69. The 3 Wise Monkeys - 2
- 1st: TheHayleyDoll
70. Circus - 3
- 1st: LancasterPrincess
2nd: Aussiemum777
3rd: Miranda_
71. Mermaids - 5
- 1st: owl_3
- 2nd: Aussiemum777
- 3rd: TheHayleyDoll

Winners
spirit_queen - 9
TheHayleyDoll - 9
Elanorea - 6
LancasterPrincess - 6
Miranda_ - 5
Silver_Wolf_Kitty - 5
Hamstertail - 4
Aussiemum777 - 4
LuxCormack - 3
dudettel - 3
SugarStars - 2
noirmali - 2
bloominn - 1
Minachan - 1
antimaie - 1
Silent_Wolf - 1
Lolo27 - 1
chiisan_kawaii - 1
sentimental7 - 1
Cheshire1996 - 1
owl_3 - 1

Number of entries
spirit_queen - 29
TheHayleyDoll - 26
Miranda_ - 25
Elanorea - 18
antimaie - 16
Silver_Wolf_Kitty - 15
SingerGirl509 - 14
Silent_Wolf - 13
LancasterPrincess - 13
Heva_Banana_Mad - 12
Hamstertail - 10
Cheshire1996 - 10
Minachan - 9
Aussiemum777 - 8
AaronShadows - 7
dudettel - 6
sentimental7 - 6
Kiwi_Kat - 6
ami_girl - 4
chiisan_kawaii - 4
SugarStars - 4
sugar_snow_fairy - 4
xTanpop - 4
Full_Moon_Rising - 4
booni_monkey - 4
KiraIMustBeInvisible - 4
Xx_Pixie_Dust_Dispenser_xX - 4
brazy - 3
LuxCormack - 3
meroneyu - 3
Aihana - 3
noirmali - 3
belladoggy - 3

In addition, 13 people have entered the contest twice, and 12 people have participated once. All in all, 58 different people have participated in the contests.

On average, the contests have 4,68 entries. The most common number of entries is 4.