Sergey Usov

{{Infobox sportsperson

| name = Sergey Usov

| image =

| imagesize =

| caption =

| birth_date = {{Birth date and age|1964|01|16}}

| birth_place = Tashkent, Soviet Union

| height = 1.88 m[https://web.archive.org/web/20200418111057/https://www.sports-reference.com/olympics/athletes/us/sergey-usov-1.html Sports-Reference profile]

| weight = 87 kg

| sport = Track and field

| event = 110 m hurdles, 60 m hurdles

| club = Dynamo Tashkent

| medaltemplates =

}}

Sergey Usov ({{langx|ru|Сергей Усов}}; born 16 January 1964 in Tashkent) is a retired Belarusian athlete who specialised in the sprint hurdles.{{World Athletics}} He competed at the 1992 Summer Olympics, reaching the semifinals, as well as two outdoor and two indoor World Championships.

His personal bests are 13.27 seconds in the 110 metres hurdles (+1.8 m/s, Leningrad 1988), which is also the current Uzbekistani national record, and 7.58 seconds in the 60 metres hurdles (Moscow 1991).