| Honorific-Prefix: | Yang Berbahagia Dato' |
| Norhayati Omar | |
| Honorific-Suffix: | DSNS |
| Native Name: | Malay: {{Script|Arab|نور حياتي عمر |
| Birth Place: | Negeri Sembilan, Malaysia |
| Office: | Negeri Sembilan State Executive Councillor |
| 1Blankname: | Menteri Besar |
| 1Namedata: | Mohamad Hasan |
| Term Start: | 22 May 2013 |
| Term End: | 12 May 2018 |
| Predecessor: | Zainab Nasir |
| Successor: | Nicole Tan Lee Koon |
| Constituency: | Pilah |
| Monarch1: | Ja'afar |
| 1Blankname1: | Menteri Besar |
| 1Namedata1: | Mohamad Hasan |
| Term Start1: | 29 March 2004 |
| Term End1: | 13 March 2008 |
| Predecessor1: | Herself |
| Successor1: | Zainab Nasir |
| Constituency1: | Pilah |
| Monarch2: | Ja'afar |
| 1Blankname2: | Menteri Besar |
| 1Namedata2: | Mohd Isa Abdul Samad |
| Term Start2: | 1999 |
| Term End2: | 2004 |
| Predecessor2: | Napsiah Omar |
| Successor2: | Herself |
| Constituency2: | Pilah |
| Constituency Am3: | Pilah |
| Assembly3: | Negeri Sembilan State Legislative |
| Term Start3: | 5 May 2013 |
| Term End3: | 9 May 2018 |
| Predecessor3: | Adnan Abu Hasan (UMNO–BN) |
| Successor3: | Mohamad Nazaruddin Sabtu (PKR–PH) |
| Term Start4: | 29 November 1999 |
| Term End4: | 8 March 2008 |
| Predecessor4: | Napsiah Omar (UMNO–BN) |
| Successor4: | Adnan Abu Hasan (UMNO–BN) |
| Citizenship: | Malaysian |
| Party: | United Malays National Organisation (UMNO) |
| Otherparty: | Barisan Nasional (BN) Muafakat Nasional (MN) |
| Occupation: | Politician |
| Alma Mater: | Maktab Perguruan Raja Melewar |
Norhayati binti Omar is a Malaysian politician and served as Negeri Sembilan State Executive Councillor.
| Constituency | Candidate | Votes | Pct | Opponent(s) | Votes | Pct | Ballots cast | Majority | Turnout% | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1999 | N16 Pilah | (UMNO) | 3,758 | Nordin Ismail (KeADILan) | 3,446 | 7,419 | 312 | 69.54% | ||||||
| 2004 | N18 Pilah | Norhayati Omar (UMNO) | 4,714 | Asmaon Basir (KeADILan) | 2,529 | 7,455 | 2,185 | 70.79% | ||||||
| 2013 | Norhayati Omar (UMNO) | 5,039 | 50.57% | Mohamad Nazaruddin Sabtu (PKR) | 4,926 | 49.43% | 10,134 | 113 | 83.50% | |||||
| 2018 | Norhayati Omar (UMNO) | 3,837 | 35.22% | (PKR) | 5,643 | 51.81% | 11,141 | 1,806 | 82.00% | |||||
| Ahmad Fadzil Othman (PAS) | 1,413 | 12.97% | ||||||||||||