List of Czech records in swimming
The Czech Records in Swimming are the fastest times ever swum by a swimmer representing the Czech Republic. These records are kept/maintained by the Czech Aquatics (Český svaz plaveckých sportů) (ČSPS). Records are recognized for males and females in the following long course (50 m) and short course (25 m) events:
 freestyle: 50, 100, 200, 400, 800 and 1500 m
 backstroke: 50, 100 and 200 m
 breaststroke: 50, 100 and 200 m
 butterfly: 50, 100 and 200 m
 individual medley: 100 m (25 m only), 200 and 400 m
 relays: 4x50 m free (25 m only), 4x100 m free, 4x200 m free, 4x50 m medley (25 m only), and 4x100 m medley
Note: In the relay events, all records are by Czech club teams, and not by Czech national teams. All records were set in finals unless noted otherwise. Long course (50 m)

Men

|-bgcolor=#DDDDDD
|colspan=9|
|-

|-bgcolor=#DDDDDD
|colspan=9|
|-

|-bgcolor=#DDDDDD
|colspan=9|
|-

|-bgcolor=#DDDDDD
|colspan=9|
|-

|-bgcolor=#DDDDDD
|colspan=9|
|-

Nation team times in relays
These appear to be the fastest times swum by Czech national relays at events; however, these times are not listed by CSPS as Czech records. (They have also not been verified as the fastest times.) Women

|-bgcolor=#DDDDDD
|colspan=9|
|-

|-bgcolor=#DDDDDD
|colspan=9|
|-

|-bgcolor=#DDDDDD
|colspan=9|
|-

|-bgcolor=#DDDDDD
|colspan=9|
|-

|-bgcolor=#DDDDDD
|colspan=9|
|-

Nation team times in relays
These appear to be the fastest times swum by Czech national relays at events; however, these times are not listed by CSPS as the Czech Records. (They have also not been verified as the fastest times.) Mixed relay

Short Course (25 m)

Men

|-bgcolor=#DDDDDD
|colspan=9|
|-

|-bgcolor=#DDDDDD
|colspan=9|
|-

|-bgcolor=#DDDDDD
|colspan=9|
|-

|-bgcolor=#DDDDDD
|colspan=9|
|-

|-bgcolor=#DDDDDD
|colspan=9|
|-

Nation team times in relays
These appear to be the fastest times swum by Czech national relays at events; however, these times are not listed by CSPS as the Czech Records. (They have also not been verified as the fastest times.) Women

|-bgcolor=#DDDDDD
|colspan=9|
|-

|-bgcolor=#DDDDDD
|colspan=9|
|-

|-bgcolor=#DDDDDD
|colspan=9|
|-

|-bgcolor=#DDDDDD
|colspan=9|
|-

|-bgcolor=#DDDDDD
|colspan=9|
|-

Nation team times in relays
These appear to be the fastest times swum by Czech national relays at events; however, these times are not listed by CSPS as the Czech Records. (They have also not been verified as the fastest times.) Mixed relay

Notes

References
General
Czech records 6 September 2023 updated
Specific

External links
Český svaz plaveckých sportů web site

Czech Republic
Records
Swimming
Swimming