| Approved Symbol | Approved Name | Previous Symbols | Aliases | Chromosome | Accession Numbers | RefSeq IDs |
| KLK1 | kallikrein 1 | | Klk6 | 19q13.3 | L10038 | NM_002257 |
| KLK2 | kallikrein-related peptidase 2 | | | 19q13.33 | M18157 | NM_005551.3 |
| KLK3 | kallikrein-related peptidase 3 | APS | PSA | 19q13.41 | X14810 | NM_145864 |
| KLK4 | kallikrein-related peptidase 4 | PRSS17 | EMSP, EMSP1, PSTS, KLK-L1 | 19q13.3-q13.4 | AF113141 | NM_004917 |
| KLK5 | kallikrein-related peptidase 5 | | SCTE, KLK-L2 | 19q13.33 | AF135028 | NM_012427 |
| KLK6 | kallikrein-related peptidase 6 | PRSS9, PRSS18 | Bssp, Klk7, neurosin | 19q13.3 | U62801 | NM_002774 |
| KLK7 | kallikrein-related peptidase 7 | PRSS6 | SCCE | 19q13.33 | L33404 | NM_005046 |
| KLK8 | kallikrein-related peptidase 8 | PRSS19 | HNP, TADG14, neuropsin, ovasin | 19q13 | AB008390 | NM_007196 |
| KLK9 | kallikrein-related peptidase 9 | | KLK-L3 | 19q13.33 | AF135026 | NM_012315 |
| KLK10 | kallikrein-related peptidase 10 | PRSSL1 | NES1 | 19q13 | AF024605 | NM_002776 |
| KLK11 | kallikrein-related peptidase 11 | PRSS20 | TLSP | 19q13.33 | AB012917 | NM_006853 |
| KLK12 | kallikrein-related peptidase 12 | | KLK-L5 | 19q13.33 | | NM_019598 |
| KLK13 | kallikrein-related peptidase 13 | | KLK-L4 | 19q13.33 | | NM_015596 |
| KLK14 | kallikrein-related peptidase 14 | | KLK-L6 | 19q13.3-q13.4 | AF283670 | NM_022046 |
| KLK15 | kallikrein-related peptidase 15 | | HSRNASPH, ACO, prostinogen | 19q13.4 | AF242195 | NM_017509 |
| KLKB1 | kallikrein B, plasma (Fletcher factor) 1 | KLK3 | | 4q35 | M13143 | NM_000892 |
| KLKP1 | kallikrein pseudogene 1 | | YKLK1, PsiKLK1, KLK31P | 19q13.41 | AY302756 | NG_005220 |