| BNL Colloquium | 3/23 | David |
| TRIUMF Seminar | 3/23 | Joe |
| INR Council | 3/25 | Yury |
| Japan Physical Society | 3/27-30 | Tetsuro |
| FNAL Seminar | 4/1 | Steve |
| KEK Seminar | 4/7 | Takeshi |
| IHEP Seminar | 4/8 | Dima |
| Cornell Seminar | 4/9 | David |
| US-Japan Meeting | 4/12 | Tom Kirk |
| DOE HEP Review of BNL | 4/22 | Steve |
| PHENO 2004 | 4/26-8 | no one |
| StonyBrook Seminar | 4/27 | Ilektra |
| APS April Meeting | 5/1-4 | Benji,Doug |
| Northwestern Seminar | 5/3 | David |
| Zero to Z0 | 5/12-4 | Wah |
| AGS & RHIC Users Meeting | 5/12 | Laurie |
| Users Meeting Posters | 5/12 | Ilektra?Benji?Tetsuro?Kentaro?Tamaki?others? |
| Kaon Workshop | 5/13 | Steve |
| Quarks 2004 | 5/24-30 | Yury |
| HQL 2004 | 5/31-6/1 | David |
| DAFNE 2004 | 6/7-11 | George,Tetsuro |
| HIF 2004 | 6/5-8 | George |
| CAP | 6/13-6 | Joe |
| SUSY04 | 6/17-23 | ??? |
| PIC04 | 6/27-9 | Mikulec |
| BEACH04 | 6/27-7/3 | Joe |
| SSI 2004 | 8/2-13 | Ilektra (poster) |
| Rencontres du Vietnam | 8/5-11 | Tadashi |
| ICHEP 04 | 8/16-22 | Shaomin |
| PASCOS 04 | 8/16-22 | Erik |
| DPF 2004 | 8/27-31 | George |
| HEP MAD 04 | 9/26-10/4 | ??? |
| FPCP 2004 | 10/4-9 | Takeshi |