Week Numbers 1661 in Brunei Darussalam
Number of weeks in 1661 year is 53 weeks
Weeks are according Brunei Darussalam calendar rules, Monday first day and weeks are Monday to Sunday
| Week # | From Date | To Date | Weeks from Now |
|---|---|---|---|
| Week 1 | December 27, 1660 | January 2, 1661 | passed 18987 weeks ago |
| Week 2 | January 3, 1661 | January 9, 1661 | passed 18986 weeks ago |
| Week 3 | January 10, 1661 | January 16, 1661 | passed 18985 weeks ago |
| Week 4 | January 17, 1661 | January 23, 1661 | passed 18984 weeks ago |
| Week 5 | January 24, 1661 | January 30, 1661 | passed 18983 weeks ago |
| Week 6 | January 31, 1661 | February 6, 1661 | passed 18982 weeks ago |
| Week 7 | February 7, 1661 | February 13, 1661 | passed 18981 weeks ago |
| Week 8 | February 14, 1661 | February 20, 1661 | passed 18980 weeks ago |
| Week 9 | February 21, 1661 | February 27, 1661 | passed 18979 weeks ago |
| Week 10 | February 28, 1661 | March 6, 1661 | passed 18978 weeks ago |
| Week 11 | March 7, 1661 | March 13, 1661 | passed 18977 weeks ago |
| Week 12 | March 14, 1661 | March 20, 1661 | passed 18976 weeks ago |
| Week 13 | March 21, 1661 | March 27, 1661 | passed 18975 weeks ago |
| Week 14 | March 28, 1661 | April 3, 1661 | passed 18974 weeks ago |
| Week 15 | April 4, 1661 | April 10, 1661 | passed 18973 weeks ago |
| Week 16 | April 11, 1661 | April 17, 1661 | passed 18972 weeks ago |
| Week 17 | April 18, 1661 | April 24, 1661 | passed 18971 weeks ago |
| Week 18 | April 25, 1661 | May 1, 1661 | passed 18970 weeks ago |
| Week 19 | May 2, 1661 | May 8, 1661 | passed 18969 weeks ago |
| Week 20 | May 9, 1661 | May 15, 1661 | passed 18968 weeks ago |
| Week 21 | May 16, 1661 | May 22, 1661 | passed 18967 weeks ago |
| Week 22 | May 23, 1661 | May 29, 1661 | passed 18966 weeks ago |
| Week 23 | May 30, 1661 | June 5, 1661 | passed 18965 weeks ago |
| Week 24 | June 6, 1661 | June 12, 1661 | passed 18964 weeks ago |
| Week 25 | June 13, 1661 | June 19, 1661 | passed 18963 weeks ago |
| Week 26 | June 20, 1661 | June 26, 1661 | passed 18962 weeks ago |
| Week 27 | June 27, 1661 | July 3, 1661 | passed 18961 weeks ago |
| Week 28 | July 4, 1661 | July 10, 1661 | passed 18960 weeks ago |
| Week 29 | July 11, 1661 | July 17, 1661 | passed 18959 weeks ago |
| Week 30 | July 18, 1661 | July 24, 1661 | passed 18958 weeks ago |
| Week 31 | July 25, 1661 | July 31, 1661 | passed 18957 weeks ago |
| Week 32 | August 1, 1661 | August 7, 1661 | passed 18956 weeks ago |
| Week 33 | August 8, 1661 | August 14, 1661 | passed 18955 weeks ago |
| Week 34 | August 15, 1661 | August 21, 1661 | passed 18954 weeks ago |
| Week 35 | August 22, 1661 | August 28, 1661 | passed 18953 weeks ago |
| Week 36 | August 29, 1661 | September 4, 1661 | passed 18952 weeks ago |
| Week 37 | September 5, 1661 | September 11, 1661 | passed 18951 weeks ago |
| Week 38 | September 12, 1661 | September 18, 1661 | passed 18950 weeks ago |
| Week 39 | September 19, 1661 | September 25, 1661 | passed 18949 weeks ago |
| Week 40 | September 26, 1661 | October 2, 1661 | passed 18948 weeks ago |
| Week 41 | October 3, 1661 | October 9, 1661 | passed 18947 weeks ago |
| Week 42 | October 10, 1661 | October 16, 1661 | passed 18946 weeks ago |
| Week 43 | October 17, 1661 | October 23, 1661 | passed 18945 weeks ago |
| Week 44 | October 24, 1661 | October 30, 1661 | passed 18944 weeks ago |
| Week 45 | October 31, 1661 | November 6, 1661 | passed 18943 weeks ago |
| Week 46 | November 7, 1661 | November 13, 1661 | passed 18942 weeks ago |
| Week 47 | November 14, 1661 | November 20, 1661 | passed 18941 weeks ago |
| Week 48 | November 21, 1661 | November 27, 1661 | passed 18940 weeks ago |
| Week 49 | November 28, 1661 | December 4, 1661 | passed 18939 weeks ago |
| Week 50 | December 5, 1661 | December 11, 1661 | passed 18938 weeks ago |
| Week 51 | December 12, 1661 | December 18, 1661 | passed 18937 weeks ago |
| Week 52 | December 19, 1661 | December 25, 1661 | passed 18936 weeks ago |
| Week 53 | December 26, 1661 | January 1, 1662 | passed 18935 weeks ago |