Billy Chemirmir (Billy Kipkorir Chemirmir) a suspected Kenyan-American serial killer who was active in the United States of America. Chemirmir, a former healthcare worker, allegedly posed as a maintenance worker or health care provider, to gain entrance into the elderly victim's homes. He allegedly smothered his victims to death with a pillow, stealing jewelry and other valuables. A surviving victim who was smothered with a pillow into unconsciousness, later told investigators that her attacker had stolen a box containing her jewelry. Chemirmir was arrested in 2018 after being identified by his license plate number. As of January 2021, Chemirmir has been indicted on 18 capital murder charges, all of which involved elderly victims and many of whom lived in assisted living facilities.
Serial Killer Billy Chemirmir (aka) Benjamin Koitaba, was active for 3 years between 2016-2018, known to have ( 18 confirmed / 24 possible ) victims. This Serial Killer was active in the following countries: United States
Billy Chemirmir was born on December 8th 1972 in Kabonyony village, Eldama Ravine, Baringo County, Kenya.
He married in 2004, divorced in 2006.
Prior to his spree he had commited crimes, and served time in jail.
In 2016 (Age 43/44) Billy Chemirmir started his killing spree, during his crimes as a serial killer he was known to rob, murder his victims. He was known to kill at the home of the victim. He would keep personal items from the victim after the crime.
He was arrested on March 20th 2018 (Age 45), sentenced to awaiting trial at the North Tower Detention Facility in Dallas, Texas, US.
Billy Chemirmir has been listed on Killer.Cloud since July of 2019 and was last updated 3 years ago.
General Information | |
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Name: | Billy Chemirmir |
Nickname: | Benjamin Koitaba |
Victims: | 18 - 24 |
Years Active: | 2016 - 2018 |
Ages Active: | 43/44 - 45/46 |
Active Countries: | United States |
Life Span: | 1972 - |
Characteristics | |
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Gender: | Male |
Sexual Preference: | N/A |
Astrological Sign: | ♐ Sagittarius Nov 22 - Dec 22 |
Birth Month: | December |
Marital Status: | married in 2004, divorced in 2006 |
Children: | N/A |
Living With: | N/A |
Childhood Information | |
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D.O.B.: | Dec 8, 1972 |
Birth Location: | Kabonyony village, Eldama Ravine, Baringo County, Kenya |
Birth Order: | N/A |
Siblings: | N/A |
Raised By: | N/A |
Birth Category: | N/A |
Mother: | N/A |
Father: | N/A |
Cognitive Ability | |
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IQ: | N/A |
Highest School: | N/A |
Highest Degree: |
Incarceration | |
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Arrested: | Mar 20, 2018 (Age 45) |
Convicted: | N/A |
Sentence: | awaiting trial |
Prison Location: | the North Tower Detention Facility in Dallas, Texas, US |
Executed: | N/A |
Previous Crimes: | TRUE |
Previous Jail: | TRUE |
Previous Prison: | N/A |
Death Information | |
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Death Date: | N/A |
Cause of Death: | N/A |
Death Location: | N/A |
Killed In Prison: | N/A |
Suicide: | N/A |
The 12 dates listed below represent a timeline of the life and crimes of serial killer Billy Chemirmir. A complete collection of serial killer events can be found on our Serial Killer Timeline.
Date | Event Description |
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Dec 08 1972 | Billy Chemirmir was born in Kabonyony village, Eldama Ravine, Baringo County, Kenya. #19721208 |
Dec 08 1992 (Age 20) | 20th Birthday |
Dec 08 2002 (Age 30) | 30th Birthday |
Jul 29 2012 (Age 39) | arrest, assault #20120729 Location: Dallas, Dallas County, Texas, US Billy Chemirmir was arrested for assaulting his girlfriend. |
Dec 08 2012 (Age 40) | 40th Birthday |
2016 (Age 43/44) | Billy Chemirmir started his serial killing spree. #2016 |
Jun 28 2016 (Age 43) | court appearance #20160628 Location: a court in Dallas, Texas, US Chemirmir pleaded no contest on his 2012 assault charge, a criminal trespassing and failing to identify himself. Chemirmir was sentenced to 70 days in jail and fined $2,000. |
2018 (Age 45/46) | Billy Chemirmir ended his serial killing spree. #2018 |
Mar 20 2018 (Age 45) | Billy Chemirmir arrested. #20180320 |
Mar 23 2019 (Age 46) | immigration detainer #20190323 Location: Dallas County Jail, Dallas County, Texas, US Deportation officers with U.S. Immigration and Customs Enforcement (ICE) filed an immigration detainer with the Dallas County (Texas) Jail on Billy Kipkorir Chemirmir, 45, a citizen of Kenya and a lawful permanent resident of the U.S., after he was charged with capital murder. |
Dec 29 2020 (Age 48) | 18th capital murder charge #20201229 Location: Dallas County grand jury, Dallas, Texas, US A Dallas County grand jury indicted Chemirmir on his 18th capital murder charge. |
Dec 08 2022 (Age 50) | 50th Birthday |
The following serial killers were active during the same time span as Billy Chemirmir (2016-2018).
18 / 40 ANSWEREDSerial Killer Boolean Questions: | ||||
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Killer Question | Killer Answer | Total Answered | ||
previous crimes | TRUE | 367 | ||
previous jail | TRUE | 352 | ||
kill at victims home | TRUE | 323 | ||
totem personal item | TRUE | 354 | ||
robbed | TRUE | 418 | ||
kill at killers home | FALSE | 320 | ||
used weapon | FALSE | 453 | ||
used gun | FALSE | 451 | ||
rape | FALSE | 453 | ||
torture | FALSE | 426 | ||
blindfold | FALSE | 363 | ||
bound | FALSE | 406 | ||
strangle | FALSE | 443 | ||
sex with body | FALSE | 430 | ||
mutilated | FALSE | 447 | ||
ate part of body | FALSE | 451 | ||
drank blood | FALSE | 442 | ||
totem body part | FALSE | 365 |
ISBN10 | Book Title | Author | Killers Mentioned | Killers |
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1351737562 | The Psychology of Death I... | Katherine Ramsland | 3 Total Including Robert Ben Rhoades | 3 |
Billy Chemirmir is included in the following pages on Killer.Cloud the Serial Killer Database