To raise funds to support the cancer affected especially the underprivileged children.

D2D Dawn to Dusk and Dusk to Dawn have previous raised funds and created awareness for worthy causes mainly towards health and education in the last seven editions.

Secondly, to provide a platform for participants to motivate their passion for running and cycling, and meet like-minded persons, lead a healthy lifestyle.

Your participation to the event will be great contribution to support the event.

Also, as a participant while registering for running / cycling, a participant can also donate for the cause. Your donation will be used for the cancer affected children.

You can include any charity amount with your registration fees and every contribution will make a difference towards the cancer affected child.

The participant / donor will receive an 80G Certificate & Form 12A towards the contribution made.

1) Running Event: 25Km / 21Km / 16Km / 10Km / 5Km / 3Km

2) Kids Run: 5Kms / 3Kms / 2Kms / 1Kms

3) Cycling Category: 150+Km / 125KM / 100Km / 75Km / 50Km / 25Km / 10Km Cyclists will pedal from (LOCATION)

RUNNING / KIDS RUN: The running event for the runners by the runners.is organised by runners from different running groups in Chennai coming forward to guide and assist the event by (Chennai Runners, Cool Runners, Dream Runners and Chennai Trekking Club).

All runners less than 18 years of age shall be represented by their Parent or Guardian and register with the consent of their respective Parent or Guardian, they will be permitted to participate in the running while registering for the event.

CYCLING EVENT is organised by the Cycling Clubs.

Online single running / cycling can be done through registrations - Visit d2dchennaiduathlon to register.

Yes, group registration / Corporate registrations with more than 20 registrations can be taken as group registration or corporate registration from a company.

Please write by posting an enquiry @ contact us tab and our team will get in touch with you within 24hours with the required forms for the same. You can also mail to Corporate Registrations

There is no spot registration, as our team wants to keep a cap for number of participants, which will help in the logistics of printing of T-shirt, Medal, etc after the registration is closed.

You can register yourself - Register Online

You will have to Register Online. There are no offline registrations accepted.

Running: The minimum age limit for Running for the following distances:

Kids: The age category for Kids Run for the following distances:

Cycling: The minimum age limit for Cycling for the following distances:

No. You can only participate in one race category

Yes. You can participate in both running & cycling race category

Yes. A 10% early bird discount can be availed by the 1st 1000 participants.

Contact us at @ d2dchennaiduathlon

Contact us at @ d2dchennaiduathlon

A change of category would be possible till 2 weeks before the event date.

If the participant chooses to run a lesser distance, that would be accommodated, but it would not be possible to refund the difference in registration fees.

There will be no transfer / no refund in case of cancellation of registration. Please note since this event is run for a cause there is no refund and your registration fee will be used as a donation.

Yes, there is a running t-shirt that will be provided to all registered participants and also to the registered cycling participants. There is no cycling jersey made for the 2025 edition.

Yes, there will be Bib distribution. The venue and date will be updated by email to all the registered participants

Yes, there is will be an Expo while the Bib distribution is conducted. The venue and date will be updated by email to all the registered participants

Your race kit will be distributed during the expo while the participant receives his registration bib.

Yes, the participant will have timing chip that will be provided along with their bib.

The venue will be updated to the participants closer to the event as the team is working on permissions and logistics towards safe conduction of the event.

Will be updated to the participants closer to the event.

There is no cash prize for this event. Will update closer to the event.

Yes, a baggage counter will be available for the runners and cyclists.

The route map will be available during the expo.The details will be updated in our website and social media pages.

Yes, there will be a medical base camp.

Yes, mobile toilets are available.

Yes, there will be medical stations on the route.

There will be an adequate number of hydration stations along the route both for running and cycling.

Yes, there will be signage boards and volunteers all along the route.

Yes, there will be post-race refreshments for the participants after completing the event.

Yes, all the participants taking part in the running and cycling events will receive a finishers medal and e-certificate for the event.

Yes, will be updated to all registered participants closer to the event.