Gruesome Valentine's Day murders - Valentine's Day is usually associated with love and warm, fuzzy feelings. But this date also marks the anniversary of some macabre events. Browse through this gallery and discover the brutal murders that occurred on Valentine's Day.

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Oscar Pistorius - Paralympics champion Oscar Pistorius claimed he heard an intruder at home and fired his gun through the bathroom door on February 14, 2013.

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Oscar Pistorius - On the other side of the door was not an intruder, but Pistorius' girlfriend, Reeva Steenkamp.

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Oscar Pistorius - The athlete confessed that he shot the gun that killed his girlfriend but that he was acting in self defense, as he thought there was an intruder at home.

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Oscar Pistorius - But messages recovered from Reeva Steenkamp’s phone revealed that she was afraid of him and that he could potentially be violent towards her.

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Oscar Pistorius - The court eventually found Oscar Pistorius  guilty of murder.

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Dr. John Hamilton - On Valentine's Day 2001, surgeon Dr. John Hamilton allegedly arrived home to find his wife beaten to death. She had been strangled with two of his ties.

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Dr. John Hamilton - Dr. Hamilton's wife was considering divorce after she found out about a potential relationship between her husband and a stripper.

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Dr. John Hamilton - Police eventually found traces of blood and flesh in Dr. Hamilton's car and on his sleeve. He was convicted of murder.

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Dr. John Hamilton - Strangely enough, Dr. Hamilton ordered a bouquet of red orchids for his wife on Valentine's Day. She never got to see it.

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Nathan Leuthold - Baptist missionary Nathan Leuthold was found to have killed his wife on Valentine's Day 2013 with a gunshot through the head.

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Nathan Leuthold - Police investigators discovered that he Googled ways to kill his wife, including the most effective poisons and how to quietly fire a handgun.

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Nathan Leuthold - He allegedly used his children’s college fund to pay the woman he was having an affair with to not tell the police they were romantically involved.

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Stacey Schoeck - In 2010, Stacey Schoeck is alleged to have planned her husband's murder in order to claim his US$500,000 life insurance policy.

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Stacey Schoeck - For the job, she allegedly hired a personal trainer, known as Mr. Results, who is said to have done a few side gigs as a hitman.

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Stacey Schoeck - Stacey Schoeck reportedly told her husband to meet her at a park to exchange Valentine's Day cards. Mr. Results was allegedly there and shot him.

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Stacey Schoeck - But she is said to have arranged most of the crime via telephone. Investigators ultimately found enough evidence to get her and Mr. Results convicted for murder.

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James Carter - Tiana Notice broke up with James Carter because of his behavior. He was reportedly volatile and sometimes even violent.

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James Carter - James Carter is said to have kept harassing his ex-girlfriend with texts, emails, calls, and even trying to visit her. Tiana Notice eventually got a restraining order against him.

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James Carter - The police decided to arrest Carter for violating the restraining order after Notice showed them a particularly threatening email.

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James Carter - But the police arrived too late. On Valentine’s Day 2009, James Carter is alleged to have stabbed Tiana Notice over 20 times, resulting in her death. He was arrested and sentenced to 60 years in prison.

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Jesse McBane and Patricia Mann - In 1971, Jesse McBane and Patricia Mann went to a Valentine's Day dance at a local hospital but never returned home.

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Jesse McBane and Patricia Mann - The police eventually found the couple dead and tied to a tree. Marks on their bodies suggested that they might have been tortured.

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Stephen Grant - In 2007, Stephen Grant reported to the police that his wife, Tara Lynn Grant, was missing.

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Stephen Grant - The police became suspicious, however, as Stephen Grant waited five days to report his wife's disappearance. For his part, Grant went to the media and accused the police of harassment.

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Stephen Grant - Reportedly, Stephen Grant killed his wife, put her remains in a garbage bag, and dumped it in a local park.

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Stephen Grant - After learning that the police were going to conduct searches in the park, he allegedly moved his dead wife's body parts to his house.

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Stephen Grant - The police eventually discovered the evidence, and Grant was arrested and convicted of murder.

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Valentine's Day murder-suicide -

In 2015, an elderly couple from Alabama were found dead on Valentine's Day. Their identities, however, were not revealed by authorities.

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Valentine's Day murder-suicide - The police investigation found that the 77-year-old husband killed his 76-year-old wife, and then killed himself.

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