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| Player | Team | Date | Inn. | Count | Type | Dist. (ft.) | Field | Opponent | Home/Away | Pitcher | Outcome |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Eric Davis | Orioles | May 06, 1998 | 4 | 0-0 | Solo | 357 | Left | Cleveland Indians | Away | Dave Burba | Loss |
| Eric Davis | Orioles | May 06, 1998 | 8 | 0-1 | Solo | 393 | Left | Cleveland Indians | Away | Eric Plunk | Loss |
| Jeffrey Hammonds | Orioles | May 06, 1998 | 7 | 1-1 | Solo | 388 | Left | Cleveland Indians | Away | Dave Burba | Loss |
| B.J. Surhoff | Orioles | May 12, 1998 | 2 | 0-0 | Two-run | 397 | Right | Minnesota Twins | Away | LaTroy Hawkins | Loss |
| Mike Bordick | Orioles | May 14, 1998 | 4 | 1-1 | Solo | 363 | Left | Cleveland Indians | Home | Charles Nagy | Loss |
| Eric Davis | Orioles | May 15, 1998 | 6 | 1-0 | Solo | 361 | Left | Tampa Bay Rays | Home | Wilson Alvarez | Loss |
| Brady Anderson | Orioles | May 17, 1998 | 7 | 2-1 | Three-run | 383 | Left-center | Tampa Bay Rays | Home | Esteban Yan | Loss |
| Roberto Alomar | Orioles | May 20, 1998 | 9 | 2-2 | Solo | 399 | Right | New York Yankees | Away | Darren Holmes | Loss |
| Rafael Palmeiro | Orioles | May 20, 1998 | 9 | 0-1 | Solo | 370 | Right | New York Yankees | Away | Darren Holmes | Loss |
| Rafael Palmeiro | Orioles | May 21, 1998 | 4 | 0-2 | Solo | 394 | Right | New York Yankees | Away | Andy Pettitte | Loss |
| Rafael Palmeiro | Orioles | May 30, 1998 | 9 | 0-0 | Solo | 373 | Right | Texas Rangers | Home | Danny Patterson | Loss |
| Roberto Alomar | Orioles | May 30, 1998 | 9 | 0-0 | Solo | 380 | Left | Texas Rangers | Home | Danny Patterson | Loss |
| Rafael Palmeiro | Orioles | Jun 06, 1998 | 6 | 2-2 | Solo | 374 | Right | Atlanta Braves | Home | Kevin Millwood | Loss |
| Jesus Tavarez | Orioles | Jun 13, 1998 | 1 | 1-0 | Solo | 379 | Right | Toronto Blue Jays | Away | Chris Carpenter | Loss |
| Joe Carter | Orioles | Jun 13, 1998 | 5 | 1-0 | Solo | 355 | Left | Toronto Blue Jays | Away | Robert Person | Loss |
| Rafael Palmeiro | Orioles | Jun 17, 1998 | 4 | 2-0 | Solo | 365 | Right | New York Yankees | Home | Andy Pettitte | Loss |
| Joe Carter | Orioles | Jun 17, 1998 | 6 | 0-2 | Solo | 370 | Left | New York Yankees | Home | Andy Pettitte | Loss |
| Harold Baines | Orioles | Jun 21, 1998 | 3 | 3-0 | Solo | 388 | Right-center | Toronto Blue Jays | Home | Pat Hentgen | Loss |
| B.J. Surhoff | Orioles | Jun 24, 1998 | 8 | 0-0 | Two-run | 397 | Right | New York Mets | Away | Bill Pulsipher | Loss |
| Rafael Palmeiro | Orioles | Jun 30, 1998 | 1 | 3-1 | Three-run | 375 | Right | Florida Marlins | Home | Brian Meadows | Loss |
| Rafael Palmeiro | Orioles | Jul 01, 1998 | 4 | 2-1 | Solo | 367 | Right | Florida Marlins | Home | Livan Hernandez | Loss |
| Lenny Webster | Orioles | Jul 18, 1998 | 6 | 1-0 | Solo | 352 | Left | Los Angeles Angels | Away | Jarrod Washburn | Loss |
| Eric Davis | Orioles | Jul 25, 1998 | 3 | 2-1 | Two-run | 395 | Left | Seattle Mariners | Home | Jeff Fassero | Loss |
| B.J. Surhoff | Orioles | Jul 26, 1998 | 3 | 2-1 | Two-run | 395 | Right-center | Seattle Mariners | Home | Jamie Moyer | Loss |
| Cal Ripken Jr. | Orioles | Aug 20, 1998 | 7 | 2-0 | Solo | 385 | Left-center | Tampa Bay Rays | Home | Tony Saunders | Loss |
