Below is a list of the promotional giveaways for the 2005 Arizona Diamondbacks Season.
| March | ||
| Date | Description | Quantity |
| March 31 | Diamondbacks Charities Exhibition game vs Boston Diamondbacks Charities Premium Item Garage Sale |
|
| April | ||
| Date | Description | Quantity |
| April 1 | Diamondbacks Charities Exhibition game vs Boston | |
| April 4 | Circle K Opening Day 2005 Lapel Pin | 50,000 |
| April 8 | NewsRadio 620 KTAR T-shirts | 20,000 |
| April 9 | Pepsi Schedule Magnets | 30,000 |
| April 23 | Fiesta con los Diamondbacks | |
| April 24 | Bike to B.O.B. Royce Clayton Posters | 20,000 |
| May | ||
| Date | Description | Quantity |
| May 4 | D-Bingo | |
| May 5 | Cinco de Mayo | |
| May 8 | 3TV Mother's Day Nail Care Kits (for Mothers) Diamondbacks Charities Broadcast Auction on 3TV |
10,000 |
| May 26 | Dollar Dog Night | |
| May 27 | The Maytag Store Bottle Jerseys | 30,000 |
| May 28 | Post-Game Concert on the Bank One Ballpark Field | |
| May 29 | Diamondbacks Veteran Recognition Day DAV Baseball Cards |
30,000 |
| June | ||
| Date | Description | Quantity |
| June 8 | D-Bingo | |
| June 11 | Arizona Republic Trading Cards | 30,000 |
| June 12 | Majestic Shawn Green Replica Jersey T-shirts (for kids 15 years and younger) | 5,000 |
| June 26 | Delta Dental Kids Toothbrushes (for kids 15 years and younger) | 5,000 |
| July | ||
| Date | Description | Quantity |
| July 4 | Discount Tire Company Fourth of July Visors | 30,000 |
| July 6 | D-Bingo | |
| July 10 | Cox Communications 3-Ring Binders (for kids 15 years and younger) | 5,000 |
| July 24 | McDonald's Kids Batting Helmets (for kids 15 years and younger) | 5,000 |
| August | ||
| Date | Description | Quantity |
| August 4 | Dollar Dog Night | |
| August 6 | Gila River Casinos Luis Gonzalez Pop-A-Jocks Native American Night |
30,000 |
| August 7 | Pepsi Kids Backpacks (for kids 15 years and younger) | 5,000 |
| August 24 | D-Bingo | |
| August 27 | Post-Game Concert on the Bank One Ballpark Field | |
| August 28 | Shamrock Farms Growth Charts (for kids 15 years and younger) | 5,000 |
| September | ||
| Date | Description | Quantity |
| September 3 | Panda Express Water Bottle | 30,000 |
| September 17 | Post-Game Concert on the Bank One Ballpark Field Hispanic Heritage Celebration |
|
| September 18 | Majestic Luis Gonzalez Replica Jersey T-Shirts (for kids 15 years and younger) | 5,000 |
| September 21 | D-Bingo | |
| September 22 | Dollar Dog Night | |
| September 23 | Fandemonium!!! Shirts off our D-Backs |
|
| September 24 | Fandemonium!!! Shirts off our D-Backs |
|
| September 25 | Fandemonium!!! Shirts off our D-Backs Winners Presentations |
|
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